1. “Major Metropolitan Area (MMA)”: Any county or group of
      2. counties which is defined by the following Table:
      3. “Miscellaneous Fabricated Product ManufacturingProcess”:
      4. the process described above.
      5. “Miscellaneous Formulation Manufacturing Process”:
      6. Chemicals listed in 35 Iii. Adm. Code 215.Appendix D.
      7. Chlorinated and sulfonated compounds
      8. atmosphere.
      9. such as distillation, hydrotreating, cracking orreforming of hydrocarbons.
      10. “Stationary Emission Source”: An emission source whichis not self—propelled.
      11. Chiorodifluoroethane (HCFC—142b)Chiorodifluorornethane

ILLINOIS POLLUTION CONTROL BOARD
July
27, 1989
IN THE MATTER OF:
)
EXEMPTIONS FROM THE
)
R89-8
DEFINITION OF VOM
PROPOSAL ~‘ORPUBLIC COMMENT
PROPOSED OPINION AND ORDER OF THE BOARD (by 3. Anderson):
The Board is proposing to amend the definit-ion of “volatile
organic material” (“VOM”) in 35 Ill. Adm. Code 211. On July 19,
1989, the Illinois Environmental Regulatory Group (IERG) filed a
Motion for Expedited Review, which is granted.
This proposal is being initiated pursuant to the “identical
in substance” amendment (H.B. 1688) to Section 9.1 of the
Environmental Protection Act (Act) prior to action by the
Governor. The Board will take no final action, of course, unless
and until the bill becomes law. The comment period will run for
45 days after publication in the Illinois Register.
The Bill amends Section 9.1 of the Environmental Protection
Act (Ill. Rev. Stat., ch. 111 1/2, par. 1009.1) by adding a new
subsection (e) as follows:
“(e) The Board shall exempt from regulation
under the State Implementation Plan for ozone
the volatile organic compounds which have been
determined by the U.S. Environmental
Protection Agency to be exempt from regulation
under state implementation plans for ozone due
to negligible photochemical reactivity. In
accordance with subsection (b) of Section 7.2,
the Board shall adopt regulations identical in
substance to the U.S. Environmental Protection
Agency exemptions or deletion of exemptions
published in policy statements on the control
of violative organic compounds in the Federal
Register by amending the list of exemptions to
the Board’s definition of volatile organic
material found at 35 Ill. Adm. Code Part
211. The provisions and requirements of Title
VII of this Act shall not apply to regulations
adopted under this subsection. Section 5 of
the Illinois Administrative Procedures Act, as
how or hereafter amended, relating to
procedures for rulemaking shall not apply to
regulations adopted under this subsection.
However, the Board shall provide for notice, a
1(11—413

—2—
hearing if required by the U.S. Environmental
Protection Agency, and public cornnient before
adopted rules are filed with the Secretary of
State. The Board may consolidate into a
single rulemaking under this subsection all
such federal policy statements published in
the Federal Register within a period of time
not to exceed 6 months.
The Board specifically needs quick verification from the
USEPA, submitted directly or through the Agency, as to whether or
not a hearing is required, so that a hearing can be noticed and
held during the 45,day comment period.
On January 18, 1989, at 54 Fed. Reg. 1987—1989, USEPA
published a policy statement indicating that the three
chlorofluorocarbons and a fluorocarbon (“Halocarbons”), listed
below, should be added to the list of negligibly reactive
volatile organic compounds which may be exempt from ozone SIP
controls. USEPA’s action is pursuant to the Montreal Protocol on
Substances That Deplete the Ozone Layer. The four halocarbons
are thought not to contribute significantly to tropospheric ozone
buildup, and also to have a negligible stratospheric ozone
depletion potential. As such they are good substitutes for
chemicals which do contribute to stratospheric ozone depletion
without adversely affecting efforts to control ground—level ozone
concentrations. The four halocarbons are:
Chiorodifluoroethane (HCFC—142b)
Dichlorofluoroethane (HCFC—l4lb)
Dichlorotrifluoroethane (HCFC—l23)
Tetrafluoroethane (HFC—l34a)
The Board invites
comments on the chemical nomenclature used
in the definition of “Volatile Organic Material” in Section
211.122. The Board employed the International Union of Pure and
Applied Chemistry (IUPAC) names for most of the previously-
excluded chemicals. The exception is methylene chloride, whose
IUPAC name is dichioromethane. The Board did not preserve the
common names and industrial designations included by U.S. EPA in
its revisions of the Recommended Policy on the Control of
Volatile Organic Compounds. See 54 Fed. Reg. 1987 (Jan. 18,
1989); 45 Fed. Reg. 48941 (July 22, 1980); 44 Fed. Reg. 32042
(June 4, 1979); 42 Fed. Reg. 35314 (July 8, 1989). For the four
new fluorinated hydrocarbons included in the present rulemaking,
the Board includes the industrial designations in parentheses
after the IUp~Cchemi~al names. The Board realizes that althouch
the IUPAC nomenclature
is
the technically accepted designation
for chemical substances, and that it is often a more precise
designation, some members of the regulated community more readily
recognize the common names and industrial designations. For this
reason, the Board requests comment as to whether the Board should
revise the existing chemical names to use the IUPAC name as the
101—414

—3—
primary designation for each chemical and include a frequently
used common name or industrial name in parentheses, as has been
done for today’s proposed additions. The Board specifically
requests comments as to the following alternative language to
that proposed for Section 211.122 for this portion of the
definition:
Chlorodifluoroethane (HCFC-l42b)
Chlorodifluoromethane (CFC—22)
Chloropentafluoroethane (CFC-ll5)
Dichrorodifluoromethane (CFC—l2)
Dichlorofluoroethane (HCFC—l4lb)
Dichlorotetrafluoroethane (CFC-l14)
Dichlorotrifluoroethane (HCFC—l23)
Ethane
Methane
Dichloromethane (Methylene chloridel
Tetrafluoroethane (HFC-l34a)
—±7~7~7—l,l,l—Trichloroethane(Methyl chloroform)
Trichlorofluoromethane (CFC-ll)
Trichlorotrifluoroethane (CFC—ll3)
Trifluoromethane (FC-23)
IERG indicates that several of its members are prepared to
begin using these halocarbons as substitutes for those chemicals
which do harm the stratcspheric ozone layer. However, they may
not be able to make this substitution until the listed
halocarbons are exempted from the definition of VOM. As noted
above, the Board has granted the motion for expedited
consideration, and will propose the change immediately, in
anticipation that the authorizing legislation will be signed.
Once adopted, this proposal is intended to bring the Board list
of exemptions into full accord with the present federal
listing. We solicit comment as to whether the list is in fact in
full accord.
It has been the Board’s custom to review sections being
amended for “cleanup” corrections. There are a large number of
minor editorial problems with the definitions Section in 35 Ill.
Adm. Code 211. However, the Board has generally restricted the
editing to the definitions of “VOM” and the related definition of
and “organic materials” (“OM”), as well as removing all
superscripts denotiflg degree of temperature to comport with the
policy of the Administrative Code Unit not to use superscripts
and subscripts. It is accepted convention to simply leave a
space and express the temperature as, for example, 270 F.
There are however a number of potential corrections that the
Board will defer to another rulemaking.
The definition of VOM references the 1986 edition of the
test methods of 40 CFR 60, as does the closely related 35 Ill.
Adm. Code 215.105. The Board has not proposed to update this
reference in this Docket, out of fear of creating dislocations by
101—4 15

—4—
referencing different editions in different portions of the
rules. It would greatly expand the scope of this expedited
rulemaking to undertake a review of all the incorporations by
reference in Subtitle B. However, all these “abnormal”
incorporations by reference need to be consolidated into one or
more incorporations by reference Sections, and the dates removed
from the Sections in which the references are used, as has been
done in the other Subtitles. In this way, it will be possible to
routinely update these references in a simple rulemaking, without
risking dislocations.
35 Ill. Adm. Code 211 includes many “local” definitions
which were intended to apply to only a single Part, Subpart or
Section. These need to be separated from the true “global”
definitions which need to have the same meaning throughout the
Subtitle, and moved to the Part, Subpart or Section in which the
local definitions are used. The unnecessary global definitions
are a major source of the gridlock in air rulemaking. In any
rulemaking it is necessary to work around these definitions, and
any amendments to them carry a risk of unintended changes to
other portions of the rules. However, the Board will defer these
questions also to another rulemaking.
The Board directs that the following proposal be published
in the Illinois Register, including a notice of a 45 day public
comment period.
ORDER
The Board proposes to amend 35 Ill. Adm. Code 211 to read as
follows:
TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR
STATIONARY SOURCES
PART 211
DEFINITIONS AND GENERAL PROVISIONS
SUBPART A: GENERAL PROVISIONS
Section
211.101
Incorporations by Reference
211.102
Abbreviations and Units
SUBPART B: DEFINITIONS
Sect ion
211.121
Other Definitions
211.122
Definitions
101—416

—5—
Appendix A Rule into Section Table
Appendix B Section into Rule Table
AUTHORITY: Implementing Sections 9 and 9.1 and 10 and authorized
by Section 27 of the Environmental Protection Act, as amended by
P.A. @@@@@ (Ill. Rev. Stat. 1987, ch. lll~,pars. 1009, 1010 and
1027 and 1989 Supp. to Ill. Rev. Stat., ch. lll~,par. 1009.1)
SOURCE: Adopted as Chapter 2: Air Pollution, Rule 201:
Definitions, P71—23, 4 PCB 191, filed and effective April 14,
1972; amended in R74—2 and R75—5, 32 PCB 295, at 3 Ill. Peg. 5,
p. 777, effective February 3, 1979; amended in P78—3 and 4, 35
PCB 75 and 243, at 3 Ill. Peg. 30, p. 124, effective July 28,
1979; amended in R80—5, at 7 Ill. Reg. 1244, effective January
21, 1983; codified at 7 Ill. Reg. 13590; amended in R82—l (Docket
A) at 10 Ill. Rég. 12624, effective July 7, 1986; amended in R85—
21(A) at 11 Ill. Reg. 11747, effective June 29, 1987; amended in
R86—34 at 11 Ill. Peg. 12267, effective July 10, 1987; amended in
P86—39 at 11 Ill. Reg. 20804, effective December 14, 1987;
amended in R82—l4 and P86—37 at 12 Ill. Reg. 787, effective
December 24, 1987; amended in P86—18 at 12 Ill. Reg. 7284,
effective April 8, 1988; amended in P86—10 at 12 Ill Peg. 7621,
effective April 11, 1988; amended in R88—23 at 13 Ill. Peg.
10862, effective June 27, 1989; amended in R89—8 at 13 Ill.
Reg.
,
effective
SUBPART B: DEFINITIONS
Section 211.122 Definitions
“Accumulator”: The reservoir of a condensing unit
receiving the condensate from a surface condenser.
“Acid Gases”: For the purposes of the Environmental
Protection Act (the Act) (Ill. Rev. Stat. 1987, ch. 111
~,
par. 1009.4), hydrogen chloride, hydrogen fluoride
and hydrogen bromide, which exist as gases, liquid mist,
or any combination thereof.
“Actual Heat Input”: The quantity of heat produced by
the combustion of fuel using the gross heating value of
the fuel.
“Aeration”: The practice of forcing air through bulk
stored grain to maintain the condition of the grain.
“Afterburner”: A device in which materials in gaseous
effluents are combusted.
“Air Dried Coating”: Coatings that dry by the use of air
or forced air at temperatures up to 363.l5~K (l94~F).
101—417

—6—
“Annual Grain Through-Put”: Unless otherwise shown by
the owner or operator, annual grain through-put for
grain—handling operations, which have been in operation
for three consecutive years prior to June 30, 1975,
shall be determined by adding grain receipts and
shipments for the three previous fiscal years and
dividing the total by 6. The annual grain through—put
for grain—handling operations in operation for less than
three consecutive years prior to June 30, 1975, shall be
determined by a reasonable three—year estimate; the
owner or operator shall document the reasonableness of
his three—year estimate.
“Architectural Coating”: Any coating used for
residential or commercial buildings or their
appurtenances, or for industrial buildings which is site
applied.
“Asphalt”: The dark—brown to black cementitious
material (solid, semisolid or liquid in consistency) of
which the main constituents are bitumens which occur
natrually or as a residue of petroleum refining.
“Asphalt Prime Coat”: A low—viscosity liquid asphalt
applied to an absorbent surface as the first of more
than one asphalt coat.
“Automobile”: Any first division motor vehicle as that
term is defined in the Illinois Vehicle Code (Ill. Rev.
Stat. 1987, ch. 954, pars 1—100 et seq.).
“Automobile or Light—Duty Truck Manufacturing Plant”: A
facility where parts are manufactured or finished for
eventual inclusion into a finished automobile or light-
duty truck ready for sale to vehicle dealers, but not
including customizers, body shops and other repainters.
“Batch Loading”: The process of loading a number of
individual parts at the same time for degreasing.
“Bead—Dipping”: The dipping of an assembled tire bead
into a solvent—based cement.
“British Thermal Unit”: The quantity of heat required
to raise one pound of water from 60A F to 6l~F
(abbreviated btu).
“Bulk Gasoline Plant”: Any gasoline storage and
distribution facility that receives gasoline from bulk
gasoline terminals by delivery vessels and distributes
gasoline to gasoline dispensing facilities.
“Bulk Gasoline ‘Perminal”: Any gasoline storage and
distribution facility that receives gasoline by
101—418

—7—
pipeline, ship or barge, and distributes gasoline to
bulk gasoline plants or gasoline dispensing facilities.
“Can Coating”: The application of a coating material to
a single walled container that is manufactured from
metal sheets thinner than 29 gauge (0.0141 in).
“Certified Investigation” A report signed by Illinois
Environmental Protection Agency (Agency) personnel
certifying whether a grain—handling operation (or
portion thereof) or grain—drying operation is causing or
tending to cause air pollution. Such report must
describe the signatory’s investigation, including a
summary of those facts on which he relies to certify
whether the grain-handling or grain—drying operation is
causing or threatening or allowing the discharge or
emission of any contaminant into the environment so as
to cause or tend to cause air pollution in Illinois,
either alone or in combination with contaminants from
other sources, or so as to violate regulations or
standards adopted by the Pollution Control Board (Board)
under the Environmental Protection Act (Act). The
certified investigation shall be open to a reasonable
public inspection and may be copied upon payment of the
actual cost of reproducing the original.
“Choke Loading”: That method of transferring grain from
the grain—handling operation to any vehicle for shipment
or delivery which precludes a free fall velocity of
grain from a discharge spout into the receiving
container.
“Cleaning and Separating Operation”: That operation
where foreign and undesired substances are removed from
the grain.
“Clear Coating”: Coatings that lack color and opacity
or are transparent using the undercoat as a reflectant
base or undertone color.
“Closed Purge System”: A system that is not open to the
atmosphere and that is composed of piping, connections,
and, if necessary, flow inducing devices that transport
liquid or vapor from a piece or pieces of equipment to a
control device, or return the liquid or vapor to the
process line.
“Closed Vent System”: A system that is not open to the
atmosphere and that is composed of piping, connections,
and, if necessary, flow inducing devices that transport
gas or vapor from a piece or pieces of equipment to a
control device, or return the gas or vapor to the
process line.
101—4 19

—8—
“Coal Refuse”: Waste products of coal mining, cleaning
and coal preparation operations containing coal, matrix
material, clay and other organic and inorganic material.
“Coating Applicator”: Equipment used to apply a surface
coating.
“Coating Line”: An operation where a surface coating is
applied to a material and subsequently the coating is
dried and/or cured.
“Coating Plant”: Any building, structure or
installation that contains a coating line and which is
located on one or more contiguous or adjacent properties
and which is owned or operated by the same person (or by
persons under common control).
“Coil Coating”: The application of a coating material
to any flat metal sheet or strip that comes in rolls or
coils.
“Cold Cleaning”: The process of cleaning and removing
soils from surfaces by spraying, brushing, flushing or
immersion while maintaining the organic solvent below
its boiling point. Wipe cleaning is not included in
this definition.
“Complete Combustion”: A process in which all carbon
contained in a fuel or gas stream is converted to carbon
dioxide.
“Component”: Any piece of equipment which has the
potential to leak volatile organic material including,
but not limited to, pump seals, compressor seals, seal
oil degassing vents, pipeline valves, pressure relief
devices, process drains and open ended valves. This
definition excludes valves which are not externally
regulated, flanges, and equipment in heavy liquid
service. For purposes of 35 Ill. Adm. Code 2l5.Subpart
Q—~-3S
~
Ad~-Cede 2~5~—,this definition also
excludes bleed ports of gear pumps in polymer service.
“Concentrated Nitric Acid Manufacturing Process”: Any
acid producing facility manufacturing nitric acid with a
concentration equal to or greater than 70 percent by
weight.
“Condensate”: Hydrocarbon liquid separated from its
associated gasses which condenses due to changes in the
temperature or pressure and remains liquid at standard
conditions.
10l—420

—9—
“Control Device”: For purposes of Subpart Q, an
enclosed combustion device, vapor recovery system,
flare, or closed container.
“Conveyorized Degreasing”: The continuous process of
cleaning and removing soils from surfaces utilizing
either cold or vaporized solvents.
“Crude Oil”: A naturally occurring mixture which
consisits of hydrocarbons and sulfur, nitrogen or oxygen
derivatives of hydrocarbons and which is a liquid at
standard conditions.
“Crude Oil Gathering”: The transportation of crude oil
or condensate after custody transfer between a
production facility and a reception point.
“Custody Transfer”: The transfer of produced petroleum
and/or condensate after processing and/or treating in
the producing operations, from storage tanks or
automatic transfer facilities to pipelines or any other
forms of transportation.
“Cutback Asphalt”: Any asphalt which has been liquified
by blending with petroleum solvents other than residual
fuel oil and has not been emulsified with water.
“Degreaser”: Any equipment or system used in solvent
cleaning.
“Delivery Vessel”: Any tank truck or trailer equipped
with a storage tank that is used for the transport of
gasoline to a stationary storage tank at a gasoline
dispensing facility, bulk gasoline plant or bulk
gasoline terminal.
“Distillate Fuel Oil”: Fuel oils of grade No. 1 or 2 as
specified in detailed requirements for fuel oil A.S.T.M.
D—369—69 (1971).
“Dry Cleaning Facility”: A facility engaged in the
cleaning of fabrics using an essentially nonaqueous
solvent by means of one or more solvent washes,
extraction of excess solvent by spinning and drying by
tumbling in an airstream. The facility includes, but is
not limited to, washers, dryers, filter and purification
systems, waste disposal systems, holding tanks, pumps
and attendant piping and valves.
“Dump—Pit Area”: Any area where grain is received at a
grain—handling or grain—drying operation.
“Effective Grate Area”: That area of a dump—pit grate
through which air passes, or would pass, when aspirated.
101—42 1

—10—
“Effluent Water Separator”: Any tank, box, sump or
other apparatus in which any organic material floating
on or entrained or contained in water entering such
tank, box, surnp or other apparatus is physically
separated and removed from such water prior to outfall,
drainage or recovery of such water.
“Emission Rate”: Total quantity of any air contaminant
discharge into the atmosphere in any one-hour period.
“End Sealing Compound Coat”: A compound applied to can
ends which functions as a gasket when the end is
assembled on the can.
“Excess Air”: Air supplied in
addition to the
theoretical quantity necessary for complete combustion
of all fuel and/or combustible waste material.
“Excessive Release”: A discharge of more than 295g
(0.65 pounds) of mercaptans and/or hydrogen sulfide into
the atmosphere in any five minute period.
“Existing Grain—Drying Operation”: Any grain—drying
operation the construction or modification of which was
commenced prior to June 30, 1975.
“Existing Grain—Handling Operation”: Any grain—handling
operation the construction or modification of which was
commenced prior to June
30, 1975.
“Exterior Base Coat”: An initial coating applied to the
exterior of a can after the can body has been formed.
“Exterior End Coat”: A coating applied by rollers or
spraying to the exterior end of a can.
“External Floating Roof”: A storage vessel cover in an
open top tank consisting of a double deck or pontoon
single deck which is supported by the petroleum liquid
being contained and is equipped with a closure seal
between the deck edge and tank wall.
“Extreme Performance Coating”: Coatings designed for
exposure to any of the following: the ambient weather
conditions, temperatures above 368.l5~ K (203k F),
detergents, abrasive and scouring agents, solvents,
corrosive atmospheres, or other similar extreme
environmental conditions.
“Fabric Coating”: The coating of a textile substrate.
“Final Repair-Coat”: The repainting of any coating
which is damaged during vehicle assembly.
101—42 2

—11—
“Firebox”: The chamber or compartment of a boiler or
furnace in which materials are burned, but not the
combustion chamber or afterburner of an incinerator.
“Flexographic Printing”: The application of words,
designs and pictures to a substrate by means of a roll
printing technique in which the pattern to be applied is
raised above the printing roll and the image carrier is
made of elastomeric materials.
“Floating Roof”: A roof on a stationary tank, reservoir
or other container which moves vertically upon change in
volume of the stored material.
“Freeboard Height”: For open top vapor degreasers, the
distance from the top of the vapor zone to the top of
the degreaser tank. For cold cleaning degreasers, the
distance from the solvent to the top of the degreaser
tank.
“Fuel Combustion Emission Source”: Any furnace, boiler
or similar equipment used for the primary purpose of
producing heat or power by indirect heat transfer.
“Fuel Gas System”: A system for collection of refinery
fuel gas including, but not limited to, piping for
collecting tail gas from various process units, mixing
drums and controls and distribution piping.
“Fugitive Particulate Matter”: Any particulate matter
emitted into the atmosphere other than through a stack,
provided that nothing in this definition or in 35 Ill.
Adm. Code 2l2.Subpart K shall exempt any source from
compliance with other provisions of 35 Ill. Adm. Code
212 otherwise applicable merely because of the absence
of a stack.
“Gas Service”: Means that the component contains
process fluid that is in the gaseous state at operating
conditions.
“Gasoline”: Any petroleum distillate having a Reid
vapor pressure of 4 pounds or greater.
“Gasoline Dispensing Facility”: Any site where gasoline
is transferred from a stationary storage tank to a motor
vehicle gasoline tank used to provide fuel to the engine
of that motor vehicle.
“Grain”: The whole kernel or seed of corn, wheat, oats,
soybeans and any other cereal or oil seed plant; and the
normal fines, dust and foreign matter which results from
harvesting, handling or conditioning. The grain shall
be unaltered by grinding or processing.
101—423

—12—
“Grain—Drying Operation”: Any operation, excluding
aeration, by which moisture is removed from grain and
which typically uses forced ventilation with the
addition of heat.
“Grain—Handling and Conditioning Operation”: A grain
storage facility and its associate grain transfer,
cleaning, drying, grinding and mixing operations.
“Grain—Handling Operation”: Any operation where one or
more of the following grain—related processes (other
than grain—drying operation, portable grain—handling
equipment, one—turn storage space, and excluding flour
mills and
feed mills) are performed: receiving,
shipping, transferring, storing, mixing or treating of
grain or other processes pursuant to normal grain
operations.
“Green Tire Spraying”: The spraying of green tires,
both inside and outside, with release compounds which
help remove air from the tire during molding and prevent
the tire from sticking to the mold after curing.
“Green Tires”: Assembled tires before molding and
curing have occurred.
“Gross Heating Value”: Amount of heat produced when a
unit quantity of fuel is burned to carbon dioxide and
water vapor, and the water vapor condensed as descibed
in A.S.T.M. D—2015—66, D—900—55, D—l826—64 and D—240—64.
“Heavy Liquid”: Liquid with a true vapor pressure of
less than 0.3 kPa (0.04 psi) at 294.3~K (70~F) or 0.1
Reid Vapor Pressure as determined by A.S.T.M. method D—
323; or which
when
distilled requires a temperature of
300A
F
or greater to recover 10 of the liquid as
determined by A.S.T.M. method D—86.
“Heavy Metals”: For the purposes of Section 9.4 of the
Act, elemental, ionic, or combined forms of arsenic,
cadmium, mercury, chromium, nickel and lead.
“Heavy, Off—Highway Vehicle Products”: For the purposes
of Section 215.204(k), heavy off—highway vehicle
products shall include: heavy construction, mining,
farming or material handling equipment; heavy industrial
engines; diesel—electric locomotives and associated
power generation equipment; and the components of such
equipment or engines.
“Hot Well”: The reservoir of a condensing unit
receiving thecondensate from a barometric condenser.
“Housekeeping Practices”: Those activities specifically
101—424

—13—
defined in the list of housekeeping practices developed
by the Joint EPA
Industry Task Force and included
herein under 35 Ill. Adm. Code 212.461.
“Incinerator”: Combustion apparatus in which refuse is
burned.
“Indirect Heat Transfer”: Transfer of heat in such a
way that the source of heat does not come into direct
contact with process materials.
“In—Process Tank”: A container used for mixing,
blending, heating, reacting, holding, crystallizing,
evaporating, or cleaning operations in the manufacture
of pharmaceuticals.
“In—situ Sampling Systems”: Nonextractive samplers or
in—line samplers.
“Interior Body Spray Coat”: A coating applied by spray
to the interior of a can after the can body has been
formed.
“Internal Transferring Area”: Areas and associated
equipment used for conveying grain among the various
grain operations.
“Large Appliance Coating”: The application of a coating
material to the component metal parts (including but not
limited to doors, cases, lids, panels and interior
support parts) of residential and commercial washers,
dryers, ranges, refrigerators, freezers, water heaters,
dishwashers, trash compactors, air conditioners and
other similar products.
“Light—Duty Truck”: Any second division motor vehicle,
as that term is defined in the Illinois Vehicle Code,
(Ill. Rev. Stat. 1987, ch. 954, pars. 1—100 et seq.)
weighing less than 3854 kilograms (8500 pounds) gross.
“Liquid—Mounted Seal”: A primary seal mounted in
continuous contact with the liquid between the tank wall
and the floating roof edge around the circumference of
the roof.
“Liquid Service”: Means that the equipment or component
contains process fluid that is in a liquid state at
operating conditions.
“Liquids Dripping”: Any visible leaking from a seal
including spraying, misting, clouding and ice formation.
“Load—Out Area”: Any area where grain is transferred
from the grain-handling operation to any vehicle for
101 —425

—14—
shipment or delivery.
“Low Solvent Coating”: A coating which contains less
organic solvent than the conventional coatings used by
the industry. Low solvent coatings include water-borne,
higher solids, electro—deposition and powder coatings.
“Magnet Wire Coating”: The application of a coating of
electrically insulating varnish or enamel to conducting
wire to be used in electrical machinery.
“Major Dump Pit”: Any dump pit with an annual grain
through—put of more than 300,000 bushels, or which
receives more than 40 of the annual grain through-put
of the grain—handling operation.
“Major Metropolitan Area (MMA)”: Any county or group of
counties which is defined by the following Table:
MAJOR METROPOLITAN AREAS
IN ILLINOIS
(MMA’s)
MMA
COUNTIES INCLUDED IN MMA
Champaign-Urbana
Champaign
Chicago
Cook, Lake, Will, DuPage,
McHenry, Kane, Grundy,
Kendall, Kankakee
Decatur
Macon
Peoria
Peoria, Tazewell
Rockford
Winnebago
Rock Island
——
Moline Rock Island
Springfield
Sangamon
St. Louis (Illinois)
St. Clair, Madison
Bloomlington
--
Normal McLean
“Major Population Area
(MPA)”:
Areas of major
population concentration in Illinois, as described
below:
The area within the counties of Cook; Lake; DuPage;
Will; the townships of Burton, Richmond, McHenry,
Greenwood, Nunda, Door, Algonquin, Grafton and the
municipality of Woodstock, plus a zone extending
two miles beyond the boundary of said municipality
located in McHenry County; the townships of Dundee,
Rutland, Elgin, Plato, St. Charles, Campton,
Geneva, Blackberry, Batavia, Sugar Creek and Aurora
located in Kane County; and the municipalities of
Kankakeè, Bradley and Bourbonnais, plus a zone
extending two miles beyond the boundaries of said
municipalities in Kankakee County.
The area within the municipalities of Rockford and
Loves Park, plus a zone extending two miles beyond
the boundaries of said municipalities.
101 —426

—15—
The area within the municipalities of Rock Island,
Moline, East Moline, Carbon Cliff, Milan, Oak
Grove, Silvis, Hampton, Greenwood and Coal Valley,
plus a zone extending two miles beyond the
boundaries of said municipalities.
The area within the municipalities of Galesburg and
East Galesburg, plus a zone extending two miles
beyond the boundaries of said municipalities.
The area within the municipalities of Bartonville,
Peoria and Peoria Heights, plus a zone extending
two miles beyond the boundaries of said
municipalities.
The area within the municipalities of Pekin, North
Pekin, Marquette Heights, Creve Coeur and East
Peoria, plus a zone extending two miles beyond the
boundaries of said municipalities.
The area within the municipalities of Bloomington
and Normal, plus a zone extending two miles beyond
the boundaries of said municipalities.
The area within the municipalities of Champaign,
Urbana and Savoy, plus a zone extending two miles
beyond the boundaries of said municipalities.
The area within the municipalities of Decatur, Mt.
Zion, Harristown and Forsyth, plus a zone extending
two miles beyond the boundaries of said
municipalities.
The area within the municipalities of Springfield,
Leland Grove, Jerome, Southern View, Grandview,
Sherman and Chatham, plus a zone extending two
miles beyond the boundaries of said municipalities.
The area within the townships of Godfrey, Foster,
Wood River, Fort Russell, Chouteau, Edwardsville,
Venice, Nameoki, Alton, Granite City and
Collinsville located in Madison County; and the
townships of Stites, Canteen, Centreville,
Caseyville, St. Clair, Sugar Loaf and Stookey
located in St. Clair County.
“Manufacturing Process”: A process emission source or
series of process emission sources used to convert raw
materials, feed stocks, subassemblies or other
components into a product, either for sale or for use as
a component in a subsequent manufacturing process.
“Metal Furniture Coating”: The application of a coating
101--427

—16—
material to any furniture piece made of metal or any
metal part which is or will be assembled with other
metal, wood, fabric, plastic or glass parts to form a
furniture piece including, but not limited to, tables,
chairs, wastebaskets, beds, desks, lockers, benches,
shelving, file cabinets, lamps and room dividers. This
definition shall not apply to any coating line coating
metal parts or products that is identified under the
Standard Industrial Classification Code for Major Groups
33, 34i~35, 36, 37, 38, 39, 40 or 41.
“Miscellaneous Fabricated Product Manufacturing
Process”:
A manufacturing process involving one or more of
the following applications, including any drying
and curing of formulations, and capable of emitting
volatile organic material:
Adhesives to fabricate or assemble non—furniture
components or products
Asphalt solutions to paper or fiberboard
Asphalt to paper or felt
Coatings or dye to leather
Coatings to plastic
Coatings to rubber or glass
Curing of furniture adhesives in an oven which
would emit in excess of 10 tons of volatile organic
material per year if no air pollution control
equipment were used
Disinfectant material to manufactured items
Plastic foam scrap or “fluff” from the
manufacture of foam containers and packaging
material to form resin pellets
Resin solutions to fiber substances
Rubber solutions to molds
Viscose solutions for food casings
The storage and handling of formulations associated
with the process described above.
The use and handling of organic liquids and other
substances for clean—up operations associated with
101—42 S

—17—
the process described above.
“Miscellaneous Formulation Manufacturing Process”:
A manufacturing process which compounds one or more
of the following and is capable of emitting
volatile organic material:
Adhes i
yes
Asphalt solutions
Caulks, sealants or waterproofing agents
Coatings, other than paint and ink
Concrete curing compounds
Dyes
Friction materials and compounds
Resin solutions
Rubber solutions
Viscose solutions
The storage and handling of formulations associated
with the process described above.
The use and handling of organic liquids and other
substances for clean-up operations associated with
the process described above.
“Miscellaneous Metal Parts and Products”: For the
purpose of 35 Ill. Adm. Code 215.204, miscellaneous
metal parts and products shall include farm machinery,
garden machinery, small appliances, commercial
machinery, industrial machinery, fabricated metal
products and any other industrial category which coats
metal parts or products under the Standard Industrial
Classification Code for Major Groups 33, 34, 35, 36, 37,
38 or 39 with the exception of the following: coating
lines subject to 35 Ill. Adm. Code 2l5.204(a)—(i) and
(k), automobile or light—duty truck refinishing, the
exterior of marine vessels and the customized top
coating of automobiles and trucks if production is less
than thirty—five vehicles per day.
“Miscellaneous Organic Chemical Manufacturing Process”:
A manufacturing process which produces by chemical
reaction, one or more of the following organic
101—429

—18—
compounds or mixtures of organic compounds and
which is capable of emitting volatile organic
materials:
Chemicals listed in 35 Iii. Adm. Code 215.
Appendix D.
Chlorinated and sulfonated compounds
Cosmetic, detergent, soap or surfactant
int~rmediariesor specialties and products
Disinfectants
Food additives
Oil and petroleum product additives
Plasticizers
Resins or polymers
Rubber additives
Sweeteners
Varnishes
The storage and handling of formulations associated
with the process described above.
The use and handling of organic liquids and other
substances for clean—up operations associated with
the process described above.
“Mixing Operation”: The operation of combining two or
more ingredients, of which at least one is a grain.
“New Grain—Drying Operation”: Any grain—drying
operation the construction or modification of which is
commenced on or after June 30, 1975.
“New Grain—Handling Operation”: Any grain—handling
operation the construction of modification of which is
commenced on or after June 30, 1975.
“No Detectable Volatile Organic Material Emissions”: A
discharge of’volatile organic material into the
atmosphere as indicated by an instrument reading of less
than 500 ppm above background as determined in
accordance with 40 CFR 60.485(c).
“One Hundred Percent Acid”: Acid with a specific
gravity of 1.8205 at 30~C in the case of sulfuric acid
101—430

—19—
and 1.4952 at 30~C in the case of nitric acid.
“One—Turn Storage Space”: That space used to store
grain with a total annual through—put not in excess of
the total bushel storage of that space.
“Opacity”: A condition which renders material partially
or wholly impervious to transmittance of light and
causes obstruction of an observer’s view. For the
purposes of these regulations, the following equivalence
between Qpacity and Ringelmann shall be employed:
Opacity Percent
Ringelmann
10
0.5
20
1.
30
1.5
40
2.
60
3.
80
4.
100
5.
“Open Top Vapor Degreasing”: The batch process of
cleaning and removing soils from surfaces by condensing
hot solvent vapor on the colder metal parts.
“Operator of Gasoline Dispensing Facility”: Any person
who is the lessee of or operates, controls or supervises
a gasoline dispensing facility.
“Organic Material”: Any chemical compound of carbon
including diluents and thinners which are liquids at
standard conditions and which are used as dissolvers,
viscosity reducers or cleaning agents, but excluding
methane, carbon monoxide, carbon dioxide, carbonic acid,
metallic carbonic acid, metallic carbide, metallic
carbonates and ammonium carbonate.
“Organic Materials”: For the purposes of Section 9.4 of
the Act, any chemical compound of carbon, including
diluents and thinners which are liquids at standard
conditions and which are used as dissolvers, viscosity
reducers—7— or cleaning agents, and polychlorinated
dibenzo—p—dioxins, polychlorinated dibenzofurans and
polynuclear aromatic hydrocarbons -~aH be ee~~de~ed
~e be—are organic materials~, while methaneMethet~e,
carbon monoxide, carbon dioxide, carbonic acid, metallic
carbonic acid, metallic carbide, metallic carbonates and
animoniun carbonate ~
ne~be ee~~dered~e be —are
not organic materials. fer —the rpe~e~ef ~ Rev~
~
~9B~7 eh-~ ~H
~er7 ~89~4—.
“Organic Vapor”: Gaseous phase of an organic material
or a mixture of organic materials present in the
101—43 1

—20—
atmosphere.
“Overvarnish”: A coating applied directly over ink or
printing
*
“Owner of Gasoline Dispensing Facility”: Any person who
has legal or equitable title to a stationary storage
tank at a gasoline dispensing facility.
“Packaging Rotogravure Printing”: Rotogravure printing
upon paper, paper board, metal foil, plastic film and
other substrates, which are, in subsequent operations,
formed into packaging products or labels for articles to
be sold.
“Paint Manufacturing Plant”: A plant that mixes,
blends, or compounds enamels, lacquers, sealers,
shellacs, stains, varnishes or pigmented surface
coatings.
“Paper Coating”: The application of a coating material
to paper or pressure sensitive tapes, regardless of
substrate, including web coating on plastic fibers and
decorative coatings on metal foil.
“Particulate Matter”: Any solid or liquid material,
other than water, which exists in finely divided form.
“Petroleum Liquid”: Crude oil, condensate or any
finished or intermediate product manufactured at a
petroleum refinery, but not including Number 2 through
Number 6 fuel oils as specified in A.S.T.M. D—396—69,
gas turbine fuel oils Numbers 2—GT through 4—GT as
specified in A.S.T.M. D—2880—71 or diesel fuel oils
Numbers 2—D and 4-D, as specified in A.S.T.M. D—975—68.
“Petroleum Refinery”: Any facility engaged in producing
gasoline, kerosene, distillate fuel oils, residual fuel
oils, lubricants, or other products through
distillation, cracking, extraction or reforming of
unfinished petroleum derivatives.
“Pharmaceutical”: Any compound or mixture, other than
food, used in the prevention, diagnosis, alleviation,
treatment or cure of disease in man and animal.
“Photochemically Reactive Material”: Any organic
material with an aggregate of more than 20 percent of
its total volume composed of the chemical compounds
classified below or the composition of which exceeds any
of the following individual percentage composition
limitations. -Whenever any photochemically reactive
material or any constituent of any organic material may
be classified from its chemical structure into more than
101—432

—21—
one of the above groups of organic materials it shall be
considered as a member of the most reactive group, that
is, the group having the least allowable percent of the
total organic materials.
A combination of hydrocarbons, alcohols, aldehydes,
esters, ethers or ketones having an olefinic or
cyclo—olefinic types of urisaturation: 5 percent.
This definition does not apply to perchlorethylene
or trichloroethylene.
A combination of aromatic compounds with eight or
more carbon atoms to the molecule except ethyl—
benzene: 8 percent.
A combination of ethylbenzene, ketones having
branched hydrocarbon structures or toluene: 20
percent.
“Pneumatic Rubber Tire Manufacture”: The production of
pneumatic rubber tires with a bead diameter up to but
not including 20.0 inches and cross section dimension up
to 12.8 inches, but not including specialty tires for
antique or other vehicles when produced on equipment
separate from normal production lines for passenger or
truck type tires.
“Polybasic Organic Acid Partial Oxidation Manufacturing
Process”: Any process involving partial oxidation of
hydrocarbons with air to manufacture polybasic acids or
their anhydrides, such as maleic anhydride, phthalic
anhydride, terephthalic acid, isophthalic acid,
trimelletic anhydride.
“Portable Grain—Handling Equipment”: Any equipment
(excluding portable grain dryers) that is designed and
maintained to be movable primarily for use in a non—
continuous operation for loading and unloading one—turn
storage space, and is not physically connected to the
grain elevator, provided that the manufacturer’s rated
capacity of the equipment does not exceed 10,000 bushels
per hour.
“Portland Cement Process”: Any facility manufacturing
portland cement by either the wet or dry process.
“Power Driven Fastener Coating”: The coating of nail,
staple, brad and finish nail fasteners where such
fasteners are fabricated from wire or rod of 0.0254 inch
diameter or greater, where such fasteners are bonded
into coils or strips, such coils and strips containing a
number of such fasteners, which fasteners are manufac-
tured for use in power tools, and which fasteners must
conform with formal standards for specific uses estab—
101—433

—22—
lished by various federal and national organizations
including Federal Specification FF—N—105b of the General
Services Administration dated August 23, 1977 (does not
include any later amendments or editions; U.S. Army
Armament Research and Development Command, Attn: DRDAR-
TST, Rock Island, IL 61201), Bulletin UM—25d of the U.S.
Department of Housing and Urban Development
Federal
Housing Administration dated September 5, 1973 (does not
include any later amendments or editions; Department of
HUD,
547 W. Jackson Blvd., Room 1005, Chicago, IL
60606), and the Model Building Code of the Council of
American Building Officials, and similar standards. For
the purposes of this definition, the terms “brad” and
“finish nail” refer to single leg fasteners fabricated
in the same manner as staples. The application of
coatings to staple, brad, and finish nail fasteners may
be associated with the incremental forming of such
fasteners in a cyclic or repetitious manner (incremental.
fabrication) or with the forming of strips of such
fasteners as a unit from a band of wires (unit
fabrication).
“PPM (Vol)
(Parts per Million) (Volume)”: A
volume/volume ratio which expresses the volumetric
concentration of gaseous air contaminant in a million
unit volumes of gas.
“Pressure Release”: The emission of materials resulting
from system pressure being greater than set pressure of
the pressure relief device.
“Pressure Tank”: A tank in which fluids are stored at a
pressure greater than atmospheric pressure.
“Prime Coat”: The first film of coating material
applied in a multiple coat operation.
“Prime Surfacer Coat”: A film of coating material that
touches up areas on the surface not adequately covered
by the prime coat before application of the top coat.
“Process”: Any stationary emission source other than a
fuel combustion emission source or an incinerator.
“Process Unit”: Components assembled to produce, as
intermediate or final products, one or more of the
chemicals listed in 35 Ill. Adm. Code 2l5.Appendix D. A
process unit’ can operate independently if supplied with
sufficient feed or raw materials and sufficient storage
facilities for the product.
“Process Unit Shutdown”: A work practice or operational
procedure that stops production from a process unit or
part of a process unit. An unscheduled work practice or
101—4 34

—23—
operational procedure that stops production from a
process unit or part of a process unit for less than 24
hours is not a process unit shutdown. The use of spare
components and technically feasible bypassing of
components without stopping production is not a process
unit shutdown.
“Process Weight Rate”: The actual weight or engineering
approximation thereof of all materials except liquid and
gaseous fuels and combustion air, introduced into any
process per hour. For a cyclical or batch operation,
the process weight rate shall be determined by dividing
such actual weight or engineering approximation thereof
by the number of hours of operation excluding any time
during which the equipment is idle. For continuous
processes, the process weight rate shall be determined
by dividing such actual weight or engineering
approximation thereof by the number of hours in one
complete operation, excluding any time during which the
equipment is idle.
“Production Equipment Exhaust System”: A system for
collecting and directing into the atmosphere emissions
of volatile organic material from reactors, centrifuges
and other process emission sources.
“Publication Rotogravure Printing”: Rotogravure
printing upon paper which is subsequently formed into
books, magazines, catalogues, brochures, directories,
newspaper supplements or other types of non—packaging
printed materials.
“Purged Process Fluid”: Liquid or vapor from a process
unit that contains volatile organic material and that
results from flushing or cleaning the sample line(s) of
a process unit so that an uncontaminated sample may then
be taken for testing or analysis.
“Reactor”: A vat, vessel or other device in which
chemical reactions take place.
“Reasonably Available Control Technology (PACT)”: The
lowest emission limitation that an emission source is
capable of meeting by the application of control
technology that is reasonably available considering
technological and economic feasibility.
“Refinery Fuel Gas”: Any gas which is generated by a
petroleum refinery process unit and which is combusted
at the refinery, including any gaseous mixture of
natural gas and fuel gas.
“Refinery Unit, Process Unit or Unit”: A set of
components which are a part of a basic process operation
101—43 5

—24—
such as distillation, hydrotreating, cracking or
reforming of hydrocarbons.
“Residual Fuel Oil”: Fuel oils of grade No. 4, 5 and 6
as specified in detailed requirements for fuel oils
A.S.T.M. D—396—69 (1971).
“Restricted Area”: The area within the boundaries of
any “municipality” as defined in the Illinois Municipal
Code, plus a zone extending one mile beyond the
boundaries of any such municipality having a population
of 1000 or more according to the latest federal census.
“Ringelmann Chart”: The chart published anddescribed
in the Bureau of Mines, U.S. Department of Interior,
Information Circular 8333 (Revision of IC77l8) May 1,
1967, or any adaptation thereof which has been approved
by the Agency.
“Roadway”: Any street, highway, road, alley, sidewalk,
parking lot, airport, rail bed or terminal, bikeway,
pedestrian mall or other structure used for
transportation purposes.
“Poll Printing”: The application of words, designs and
pictures to a substrate usually by means of a series of
hard rubber or metal rolls each with only partial
coverage.
“Rotogravure Printing”: The application of words,
designs and pictures to a substrate by means of a roll
printing technique in which the pattern to be applied is
recessed relative to the non-image area.
“Safety Relief Valve”: A valve which is normally closed
and which is designed to open in order to relieve
excessive pressures within a vessel or pipe.
“Sandblasting”: The use of a mixture of sand and air at
high pressures for cleaning and/or polishing any type of
surface.
“Sensor”: A device that measures a physical quantity or
the change in a physical quantity such as temperature,
pressure, flow rate, pH, or liquid level.
“Set of Safety Relief Valves”: One or more safety
relief valve~designed to cpen in order to relieve
excessive pressures in the same vessel or pipe.
“Sheet Basecoat”: A coating applied to metal when the
metal is in sheet form to serve as either the exterior
or interior of a can for either two—piece or three—piece
cans.
101—43 6

—25—
“Shotblasting”: The use of a mixture of any metallic or
non—metallic substance and air at high pressures for
cleaning and/or polishing any type of surface.
“Side—Seam Spray Coat”: A coating applied to the seam
of a three—piece can.
“Smoke”: Small gas—borne particles resulting from
incomplete combustion, consisting predominately but not
exclusively of carbon, ash and other combustible
material, that form a visible plume in the air.
“Smokeless Flare”: A combustion unit and the stack to
which it is affixed in which organic material achieves
combustion by burning in the atmosphere such that the
smoke or other particulate matter emitted to the
atmosphere from such combustion does not have an
appearance density or shade darker that No. 1 of the
Ringlemann Chart.
“Solvent Cleaning”: The process of cleaning soils from
surfaces by cold cleaning, open top vapor degreasing or
conveyorized degreasing.
“Specialty High Gloss Catalyzed Coating”: Commercial
contract finishing of material prepared for printers and
lithographers where the finishing process uses a
solvent—borne coating, formulated with a catalyst, in a
quantity of no more than 12,000 gallons/year as
supplied, where the coating machines are sheet fed and
the coated sheets are brought to a minimum surface
temperature of 190a F, and where the coated sheets are
to achieve the minimum specular reflectance index of 65
measured at a 60 degree angle with a gloss meter.
“Splash Loading”: A method of loading a tank, railroad
tank car, tank truck or trailer by use of other than a
submerged loading pipe.
“Stack”: A flue or conduit, free—standing or with
exhaust port above the roof of the building on which it
is mounted, by which air contaminants are emitted into
the atmosphere.
“Standard Conditions”: A temperature of 70~F and a
pressure of 14.7 pounds per square inch absolute (psia).
“Standard Cubic Foot (scf)”: The volume of one cubic
foot of gas at standard conditions.
“Startup”: The setting in operation of an emission
source for any purpose.
101—437

—26—
“Stationary Emission Source”: An emission source which
is not self—propelled.
“Stationary Storage Tank”: Any container of liquid or
gas which is designed and constructed to remain at one
site.
“Submerged Loading Pipe”: Any loading pipe the
discharge opening of which is entirely submerged when
the liquid level is 6 inches above the bottom of the
tank. When applied to a tank which is loaded from the
side, any loading pipe the discharge of which is
entirely submerged when the liquid level is 18 inches or
two times the loading pipe diameter, .whichevér is
greater, above the bottom of the tank. The definition
shall also apply to any loading pipe which is
continuously submerged during loading operations.
“Sulfuric Acid Mist”: Sulfuric acid mist as measured
according to the method specified in 35 Ill. Adm. Code
214.101(b).
“Surface Condenser”: A device which removes a substance
from a gas stream by reducing the temperature of the
stream, without direct contact between the coolant and
the stream.
“Synthetic Organic Chemical or Polymer Manufacturing
Plant”: A plant that produces, as intermediates or
final products, one or more of the chemicals or polymers
listed in 35 Ill. Adm. Code 215.Appendix D.
“Top Coat”: A film of coating material applied in a
multiple coat operation other than the prime coat, final
repair coat or prime surfacer coat.
“Transfer Efficiency”: The weight or volume of coating
adhering to the material being coated divided by the
weight or volume of coating delivered to the coating
applicator and multiplied by 100 to equal a percentage.
“Tread End Cementing”: The application of a solvent-
based cement to the tire tread ends.
“True Vapor Pressure”: The equilibrium partial pressure
exerted by a petroleum liquid as determined in
accordance with methods described in American Petroleum
Institute Bulletin 2517, “Evaporation Loss From Floating
Roof Tanks” (1962).
“Turnaround”: The procedure of shutting down an
operating refinery unit, emptying gaseous and liquid
contents to do ‘inspection, maintenance and repair work,
and putting the unit back into production.
101—433

—27—
“Undertread Cementing”: The application of a solvent—
based cement to the underside of a tire tread.
“Unregulated Safety Relief Valve”: A safety relief
valve which cannot be actuated by a means other than
high pressure in the pipe or vessel which it protects.
“Vacuum Producing System”: Any reciprocating, rotary or
centrifugal blower or compressor, or any jet ejector or
device that creates suction from a pressure below
atmospheric and discharges against a greater pressure.
“Valves Not Externally Regulated”: Valves that have no
external controls, such as in-line check valves.
“Vapor Balance System”: Any combination of pipes or
hoses which creates a closed system between the vapor
spaces of an unloading tank and a receiving tank such
that vapors displaced from the receiving tank are
transferred to the tank being unloaded.
“Vapor Collection System”: All piping, seals, hoses,
connections, pressure—vacuum vents, and other possible
sources between the gasoline delivery vessel and the
vapor processing unit and/or the storage tanks and vapor
holder.
“Vapor Control System”: Any system that prevents
release to the atmosphere of organic material in the
vapors displaced from a tank during the transfer of
gasoline.
“Vapor-Mounted Primary Seal”: A primary seal mounted
with an air space bounded by the bottom of the primary
seal, the tank wall, the liquid surface and the floating
roof.
“Vinyl Coating”: The application of a topcoat or
printing to vinyl coated fabric or vinyl sheets.
“Volatile Organic Liquid”: Any liquid which contains
volatile organic material.
“Volatile Organic Material”:
Any organic material which participates in
atmospheric photochemical reactions, unless
specifically exempted from this definition.
Volatile organic material emissions shall be
measured by the reference methods specified under
40 CFR 60, Appendix A (1986) (no future amendments
or editions are included), or, if no reference
method is applicable, may be determined by mass
balance calculations.
101—4 39

—28—
For purposes of this definition, the following are
not volatile organic materials:
Chiorodifluoroethane (HCFC—142b)
Chiorodifluorornethane
Chloropentafluoroethane
Dichlorodifluoromethane
Dichiorofluoroethane (HCFC—l4lb)
Dichlorotetrafluoroethane
Dichlorotrifluoroethane (HCFC-123)
Ethane
Methane
Methylene chloride
Tetrafluoroethane (HFC—l34a)
—~7~7~7—l
,
1, 1-Trichloroethane
Tr ichlorofluoromethane
Trichlorotr if luoroethane
Tr i f,uoromethane
“Volatile Petroleum Liquid”: Any petroleum liquid with
a true vapor pressure that is greater than 1.5 psia (78
millimeters of mercury) at standard conditions.
“Wastewater (Oil/Water) Separator”: Any device or piece
of equipment which utilizes the difference in density
between oil and water to remove oil and associated
chemicals of water, or any device, such as a
flocculation tank or a clarifier, which removes
petroleum derived compounds from waste water.
“Weak Nitric Acid Manufacturing Process”: Any acid
producing facility manufacturing nitric acid with a
concentration of less than 70 percent by weight.
“Woodworking”: The shaping, sawing, grinding,
smoothing, polishing and making into products of any
form or shape of wood.
(Source: Amended at 13 Ill. Peg.
effective
)
IT IS SO ORDERED.
I, Dorothy M. Gunn, Clerk of the Illinois Pollution Control
Board, hereby certify that the ~ove Opinion and Order was
adopted on the .~2’7~dayof
~
,
1989, by a vote
of
_______.
/2),
Dorothy M. ,4ünn, Clerk
Illinois P~L1utionControl Board
10 1—4 40

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