La. Admin. Code tit. 33 § III-111
Act- Act Number 449 of 1979, Louisiana Environmental Quality Act. Used to denote Chapter 11, Title 30, Section 2001 et seq. including amendments.
Administrative Authority- the secretary of the Department of Environmental Quality or his designee or the appropriate assistant secretary or his designee.
Administrative Authority*-this term refers to both the administrator and the administrative authority. Any alternative or equivalent test methods, waivers, monitoring methods, testing and monitoring procedures, customized or correction factors, and alternatives to any design, equipment, work practices or operational standards must be approved by both the administrator of the U.S. Environmental Protection Agency and the administrative authority before it becomes effective.
Administrator- the administrator, or authorized representative, of the Environmental Protection Agency.
Aerosol- a suspension of fine solid or liquid particles in the air.
Affected Facility- (with reference to stationary source), any apparatus to which a standard is applicable.
Afterburner- a secondary burner which is used to oxidize and combust air contaminants to a less damaging form.
Air Contaminants- particulate matter, dust, fumes, gas, mist, smoke, or vapor, or any combination thereof produced by process other than natural.
Air Pollution- the addition of air contaminants to the atmosphere.
Alternative Method (for other than NSPS and LESHAP)- any method of sampling and analyzing for an air pollutant which is not a reference or equivalent method but which has been demonstrated to the administrative authority's satisfaction to, in specific cases, produce results adequate for a determination of compliance.
Ambient Air- the outdoor air or atmosphere which surrounds the earth.
Application for Approval of Emissions- an application submitted to the Department of Environmental Quality by any person requesting a certificate of approval (permit) for any change in emissions into the ambient atmosphere.
ASME- American Society of Mechanical Engineers.
ASTM- American Society for Testing Materials.
Asphalt- a dark brown to black cementitious material (solid, semisolid, or liquid in consistency) in which the predominating constituents are bitumens which occur in nature as such or which are obtained as residue in refining petroleum.
Atmosphere- the whole mass of air above the territorial limits of the state of Louisiana.
Attainment Areas- areas of the state that are not listed as nonattainment areas by the U.S. Environmental Protection Agency.
Automobile- a passenger car or passenger car derivative capable of seating not more than 12 passengers.
Automobile and Light-Duty Truck Assembly Plant-a facility, excluding customizers, body shops, and other repainters, where automobile and/or light-duty truck bodies, frames, and parts are assembled for eventual inclusion into a finished product ready for sale to vehicle dealers, but excluding the following operations:
a. wheel coatings;
b. anti-rust coatings;
c. trunk coatings;
d. interior coatings;
e. flexible coatings;
f. sealers; and
g. plastic parts coatings.
Bubble Concept-an alternative emission plan whereby a facility with multiple sources of a given pollutant may achieve a required total emission by a different mix of controls from that mandated by regulation. Some sources may be assigned more restrictive limits, while others would meet less restrictive ones, provided the resulting total emissions are equivalent. Such a concept may permit a more expeditious compliance plan.
Bulk Plant- a facility having a daily throughput of 20,000 gallons (76,000 liters) or less of gasoline.
Bulk Terminal- a facility having a daily throughput of more than 20,000 gallons (76,000 liters) of gasoline.
Carbon Monoxide (CO)- colorless, odorless gas which is an oxide of carbon.
Class II Finish- a finish which complies with the requirements of NBS Voluntary Product Standard PS 59-73.
Coating- a material applied onto or impregnated into a substrate for protective, decorative, or functional purposes. Such materials include, but are not limited to:
a. paints;
b. varnishes;
c. sealants;
d. adhesives;
c. thinners;
d. diluents;
e. inks;
f. maskants; and
g. temporary protective coatings.
Coldset Printing-a web offset printing process in which ink is allowed to dry naturally through absorption and evaporation.
Combustion Unit- any boiler plant, furnace, incinerator, or flare, or any other item of equipment designed or used for the combustion of fuel or waste material.
Commenced- an owner or operator has undertaken a continuous program of construction or that an owner or operator has entered into a contractual obligation to undertake and complete, within a reasonable time, a continuous program of construction or modification.
Component- (relating to fugitive emission control) a piece of equipment, including, but not limited to pumps, valves, compressors, and pressure relief valves which has the potential to leak organic compounds.
Condensate- hydrocarbon liquid separated from natural gas which condenses due to changes in temperature and/or pressure and remains liquid at standard conditions.
Construction- fabrication, erection, or installation of an affected facility.
Continuous Monitoring System- the total equipment, required under the emission monitoring sections in applicable subparts, used to sample and condition (if applicable), to analyze, and to provide a permanent record of emissions or process parameters.
Control Equipment- any device or contrivance, operating procedure or abatement scheme used to prevent or reduce air pollution.
Criteria Pollutant-any compound for which an ambient air quality standard has been listed in LAC 33:III.Chapter 7; however, volatile organic compounds, as defined in this Section, shall be included as a surrogate for ozone.
Cross-Recovery- the practice of combining the spent liquors from a soda-based semi-chemical pulping process, such as NSSC with a kraft mill black liquor prior to burning in a recovery furnace. Less than 7 percent semi-chemical liquor, on a quarterly basis, based on equivalent air-dry pulp production, will not be classified as cross-recovery.
Cutback Paving Asphalt- asphalt cement which has been liquified by blending with petroleum solvents (diluents). Upon exposure to atmospheric conditions the diluents evaporate, leaving the asphalt cement to perform its function. Products made for this use are designated SC (Slow Cure), MC (Medium Cure) and RC (Rapid Cure) liquid asphalt and are manufactured to meet ASTM specifications D-2026-72, D-2027-72 and D-2028-72 or similar paving asphalt specifications.
Department - the Department of Environmental Quality.
DEQ- the Department of Environmental Quality.
Distance from Source to Property Line- the horizontal distance measured in feet from the centerline of a source to adjacent land or water that is not owned or controlled by the person emitting air contaminants from the source.
Downwind Level- the concentration of air contaminants in the atmosphere as measured at any downwind point beyond the downwind boundary of a property, at which point the level of air contaminants is affected by any emission or emissions from the property.
Dry Cleaning Facility- a facility engaged in the cleaning of fabrics in an essentially nonaqueous solvent by means of one or more washes in solvent, extraction of excess solvent by spinning and drying by tumbling in the air stream. The facility includes but is not limited to any washer, dryer, filter and purification systems, waste disposal systems, holding tanks, pumps, and attendant piping and valves used in this service.
Dwelling- a building or other shelter in which people live.
Effluent Water Separator- any tank, box, sump, or other container in which any volatile organic compound floating on or entrained or contained in water entering such tank, box, sump, or other container is physically separated and removed from such water prior to outfall, drainage, or recovery of such water.
Emission- a release of air contaminants into the outdoor atmosphere.
Emission Inventory- a tabulation of data detailing the types, amounts, quantities, and sources of emissions.
Emulsified Asphalt- an emulsion of asphalt cement and water which contains a small amount of an emulsifying agent; a heterogeneous system containing two normally immiscible phases (asphalt and water) in which the water forms the continuous phase of the emulsion, and minute globules of asphalt form the discontinuous phase.
Equivalent Method(for other than NSPS and LESHAP)- any method of sampling and analyzing for an air pollutant which has been demonstrated to the administrative authority's satisfaction to have a consistent and quantitatively known relationship to the reference method, under specified conditions.
Exceedance- a value or measurement greater than the level of a standard.
Final Repair- the surface coatings applied to correct top coat imperfections.
Flexible Package Printing Facility-a facility that uses either rotogravure printing or flexographic printing processes on flexible packaging.
Flexible Packaging-any package or part of a package the shape of which can be readily changed, including, but not limited to, bags, pouches, liners, and wraps utilizing paper, plastic, film, aluminum foil, metalized or coated paper or film, or any combination of these materials.
Flexographic Printing- the application of words, designs and pictures to a substrate by means of a roll printing technique in which both the pattern to be applied is raised above the printing roll and the image carrier is made of rubber or other elastomeric materials.
Flue- any duct, passage, stack, chimney, conduit, or opening arranged to conduct air contaminants into the open air.
Fossil Fuel- natural gas, petroleum, coal and any form of solid, liquid, or gaseous fuel derived from such materials.
Fossil Fuel-Fired Steam Generating Unit- a furnace or boiler used in the process of burning fossil fuel for the primary purpose of producing steam by heat transfer.
Fountain Solution-a solution used on an offset lithographic press to keep the ink from adhering to the non-image areas of the offset lithographic plate.
Fuel Burning Equipment- any stationary contrivance used in the process of burning fuel or combustible material for the primary purpose of producing heat or power by indirect heat transfer.
Fugitive Dust- solid, airborne, particulate matter emitted from any source other than through a stack.
Garbage- all putrescible waste matter except sewage and recognizable industrial by-products. It includes putrescible vegetable matter, animal offal, and animal carcasses.
Gasoline- a petroleum distillate having a Reid vapor pressure of 27.6 kPa (4 pounds) or greater.
Gas/Vapor Service- a component is in gas/vapor service if it contains a process fluid that is in the gaseous state at operating conditions.
Good Performance Level- an operating level reached when no more than 2 percent of the valves in VOC service at a facility are leaking at a rate of 10,000 parts per million by volume (ppmv) or greater as determined by Reference Method 21 "Determination of Volatile Organic Compound Leaks" in 40 CFR Part 60, Appendix A, as incorporated by reference at LAC 33:III.3003.
Graphic Arts (Printing)- the formation of words, designs and pictures, usually by a series of application rolls each with only partial coverage.
Hardboard- a panel manufactured primarily from inter-felted lignocellulosic fibers which are consolidated under heat and pressure in a hot-press.
Hardwood Plywood- plywood whose surface layer is a veneer of hardwood.
Heat Input- the aggregate of heat content of all fuels whose products of combustion pass through a stack or stacks.
Heat Sensitive Material- materials which cannot be exposed to temperatures greater than 80° to 95°C (180° to 200°F).
Heatset Dryer-a hot air dryer used in heatset lithography to heat the printed substrate and to promote the evaporation of the ink oils.
Heatset Web Offset Lithographic Printing-a type of web offset lithographic printing process where heat is applied via a drying oven to set and dry the ink.
Hydrocarbon- organic compounds, the molecules of which consist primarily of carbon and hydrogen atoms.
Impairment of Visibility- impairment of visibility exists whenever horizontal visibility at or near ground level is reduced to three times the stopping distances presented below:
20 mph-43 ft. to stop
30 mph-79 ft. to stop
40 mph-126 ft. to stop
50 mph-183 ft. to stop
60 mph-251 ft. to stop
70 mph-328 ft. to stop
Incinerator- an engineered apparatus capable of withstanding heat and designed to efficiently reduce solid, semisolid, liquid, or gaseous waste at specified rates and from which the residue contains little or no combustible material. "Tepee" burners, "conical" burners and "jug" burners are not considered as incinerators.
Installation- an identifiable piece of processing equipment, manufacturing equipment, fuel burning equipment, incinerator, or other equipment or construction capable of creating or causing emissions.
Isokinetic Sampling- sampling in which the linear velocity of the gas entering the sampling nozzle is equal to that of the undisturbed gas stream at the sample point.
Leak- (relating to fugitive emission control) an organic compound concentration exceeding 10,000 parts per million by volume (ppmv) or the dripping or exuding of process fluid having a true vapor pressure greater than 0.0435 psia at 68 ° F (20 ° C).
Letterpress Printing-relief printing of text and/or images using a press with a "type-high bed," in which a reversed, raised surface is inked and then pressed into a sheet of paper to obtain a positive, right-reading image.
Light-Duty Truck- a motor vehicle rated at 8,500 pounds gross weight or less which is designed primarily for the purpose of transportation of property or is a derivative of such vehicle.
Low Organic Solvent Coating (LOSC)- coatings which contain less organic solvent than the conventional coatings used by the industry. Low organic solvent coatings include water-borne, higher solids, electrodeposition and powder coatings.
Malfunction- any sudden and unavoidable failure of air pollution control equipment or process equipment or of a process to operate in a normal or usual manner. Failures that are caused entirely or in part by poor maintenance, careless operation, or any other preventable upset condition or preventable equipment breakdown shall not be considered malfunctions.
Micrograms per Cubic Meter ( m g/m 3)- a weight to volume ratio used to measure the mass of an air contaminant present in a given volume of air.
Miscellaneous Metal Parts and Products Coating-the coating of miscellaneous metal parts and products in the following categories:
a. large farm machinery (harvesting, fertilizing, and planting machines; tractors; combines; etc.);
b. small farm machinery (lawn and garden tractors, lawn mowers, rototillers, etc.);
c. small appliances (fans, mixers, blenders, crock pots, dehumidifiers, vacuum cleaners, etc.);
d. commercial machinery (computers and auxiliary equipment, typewriters, calculators, vending machines, etc.);
e. industrial machinery (pumps, compressors, conveyor components, fans, blowers, transformers, etc.);
f. fabricated metal products (metal-covered doors, frames, etc.);
g. any other category of coated metal products except:
i. those on the specified list in LAC 33:III.2123.C. Table 1, Items 1-6, and 13-17 of surface coating processes, which are included in the Standard Industrial Classification Code major group 33 (primary metal industries), major group 34 (fabricated metal products), major group 35 (nonelectrical machinery), major group 36 (electrical machinery), major group 37 (transportation equipment), major group 38 (miscellaneous instruments), and major group 39 (miscellaneous manufacturing industries);
ii. coating operations covered under 40 CFR 63, Subpart GG National Emissions Standards for Aerospace Manufacturing and Rework Facilities; and
iii. the surface coating of metal parts and products performed on-site at installations owned or operated by the armed forces of the United States (including the Coast Guard, and the National Guard of any state) or the National Aeronautics and Space Administration, or the surface coating of military munitions manufactured by or for the armed forces of the United States.
Modification- any change in a facility including, but not limited to, a physical change, a change in the method of operation, a change in the raw materials or feedstocks used for products manufactured which increases the amount of any air pollutant emitted by such facility or which results in the emission of any air pollutant not previously emitted, except:
a. routine maintenance repair and replacement shall not be considered physical changes; and
b. an increase in production rates (up to capacity) or hours of operation shall not be considered a change in the method of operation.
Monitoring Device- the total equipment required under the monitoring of operations sections in applicable subparts, used to measure and record (if applicable) process parameters.
Multiple Chamber Incinerator- any incinerator which has two or more refractory lined combustion furnaces in series, physically separated by a refractory wall, interconnected by gas ducts or ports, and employing adequate parameters for maximum combustion of the material to be burned.
Natural Finish Hardwood Plywood Panels- panels whose original grain pattern is enhanced by essentially transparent finishes frequently supplemented by fillers and toners.
Natural Gas Processing Plants- facilities engaged in the separation of natural gas liquids from field gas and/or fractionation of the liquids into natural gas products, such as ethane, propane, butane, and natural gasoline. Excluded from the definition are compressor stations, dehydration units, sweetening units, field treatment, underground storage facilities, liquified natural gas units, and field gas gathering systems unless these facilities are located at a gas plant.
New Design Furnace- an existing straight kraft recovery furnace with both welded-wall or membrane wall construction and emission-control-designed air systems, for which design specifications, purchase contract or manufacturer's warranty specifies a capability for continuous total reduced sulfur (TRS) emissions equivalent to the New Source Performance Standards (Federal Register, February 23, 1978, Part V).
New Source- any affected facility, the construction or modification of which is commenced after the adoption of these regulations.
Nitric Acid Production Unit- any facility producing weak nitric acid by either the pressure or atmospheric pressure process.
Nitrogen Oxides- compounds whose molecules consists of nitrogen and oxygen.
Nonattainment Area- an area (parish or group of parishes) declared by the administrative authority* to be not in compliance with a Federal National Ambient Air Quality Standard and listed in the Federal Register as a nonattainment area.
Nuisance- anything that unlawfully worketh hurt, inconvenience, or damage.
Offset Lithographic Printing-an indirect printing method in which ink is transferred from the lithographic plate to a rubber-covered intermediate "blanket" cylinder, and then from the blanket cylinder to the paper or other printing substrate.
One-Hour Period- any 60 minute period commencing on the hour.
Opacity- the degree to which emissions reduce the transmission of light and obscure the view of an object in the background.
Organic Solvents- liquid or gaseous hydrocarbons used for dissolving one or more other substances.
Outdoor Burning (Open Burning)- burning of any material without the benefit of equipment primarily designed for the combustion of fuel and/or waste material and/or in such a manner that the products of combustion are emitted directly to the atmosphere without passing through a flue or combustion unit as defined in LAC 33:III.111.Combustion Unit.
Owner or Operator- any person who owns, leases, operates, controls, or supervises a facility, building, structure, or installation which directly or indirectly results or may result in emissions of any air pollutant for which a national standard is in effect.
Ozone Exceedance- a daily maximum 8-hour average ozone measurement that is greater than the value of the standard.
Packaging Rotogravure Printing- the printing upon paper, paper boards, metal foil, plastic film, and other substrates, which are, in subsequent operations, formed into containers and labels for articles to be sold.
Particleboard- a manufactured board made of individual wood particles which have been coated with a binder and formed into flat sheets by pressure. Particleboard used as furniture component is not covered under this definition.
Particulate Matter- any airborne finely divided solid or liquid material with an aerodynamic diameter smaller than 100 micrometers.
Particulate Matter Emissions- all finely divided solid or liquid material, other than uncombined water, emitted to the ambient air as measured by Method 5 in 40 CFR Part 60, Appendix A, as incorporated by reference at LAC 33:III.3003.
Penetrating Prime Coat- an application of low viscosity liquid asphalt to an absorbent surface. It is used to prepare an untreated base for an asphalt surface. The prime penetrates the base and plugs the voids, hardens the top, and helps bind it to the overlying asphalt course. It also reduces the necessity of maintaining an untreated base course prior to placing the asphalt pavement.
Person- any individual, partnership, copartnership, firm, company, corporation, association, joint stock company, trust, estate, political subdivision, or any other legal entity or their legal representatives, agents or assignees.
Petroleum Refinery- any facility engaged in producing gasoline, kerosene, distillate fuels oils, residual fuel oils, lubricants, or other products through distillation of crude oils, or through redistillation, cracking extraction, or reforming of unfinished petroleum derivatives.
Pharmaceutical Manufacturing Facility- any facility which manufactures pharmaceutical products by chemical syntheses.
Photochemical Oxidant- the products of a chemical reaction triggered by sunlight, between various hydrocarbon or organic compounds and the oxides of nitrogen.
PM10- particulate matter with an aerodynamic diameter less than or equal to a nominal 10 micrometers as measured by the method in Title 40, Code of Federal Regulations, Part 50, Appendix J.
PM10 Emissions- finely divided solid or liquid material with an aerodynamic diameter less than or equal to a nominal 10 micrometers emitted to the ambient air as measured by the methods specified in 40 CFR Part 52.
Polymer Manufacturing Industry- operations which convert monomer or chemical intermediate materials obtained from the basic petrochemical industry and the synthetic organic chemical manufacturing industry into polymer products. Such products are polyethylene, polypropylene and polystyrene.
Portland Cement Plant- any facility manufacturing Portland cement by either wet or dry process.
PPM by Volume- (parts per million by volume) a volume to volume ratio used to express volumetric concentrations of gaseous air contaminants in a million unit volume of air or gas.
Premises- that which is within the boundaries or confines of any real property.
Primer- the first surface coating applied to the surface.
Primer-Surfacer- the surface coating applied over the primer and beneath the top coat.
Printed Panels- panels whose grain or natural surface is obscured by fillers and basecoats upon which a simulated grain or decorative pattern is printed.
Process Weight- any total weight of all materials introduced into any specific process which may cause emissions. Solid fuel charged will be considered as part of the process weight, but liquid and gaseous fuels and combustion air will not.
Production Equipment Exhaust System- a device for collecting and directing out of the work area VOC fugitive emissions from reactor openings, centrifuge openings and other vessel openings for the purpose of protecting workers from excessive VOC exposure.
Property- any land owned or controlled by a person.
Proportional Sampling- sampling at a rate that produces a constant ratio of the sampling rate to that of the stack gas flow rate.
Public Nuisance- any condition of the ambient air beyond the property line of the offending person which is offensive to the senses, or which causes or constitutes an obstruction to the free use of property, so as to interfere with the comfortable enjoyment of life or property.
Publication Rotogravure Printing- the printing upon paper which is subsequently formed into books, magazines, catalogues, brochures, directories, newspaper supplements, and other types of printed materials.
Reference Method- any method of sampling and analyzing for an air pollutant as described in 40 CFR Part 60, Appendix A, as incorporated by reference at LAC 33:III.3003.
Refuse- all putrescible waste matter, all nonputrescible waste matter, ashes, animal and vegetable waste and all other waste matter, except sewage, from any public or private establishment, institution, or residence or resulting from construction, building operations, or the prosecution of any business, or trade.
Ringelmann Smoke Chart- the Ringelmann Scale for Grading the Density of Smoke, published by the U.S. Bureau of Mines, or any chart, recorder, indicator or device for the measurement of smoke density which is approved by the administrative authority as the equivalent of the Ringelmann Scale.
Rubbish- all nonputrescible waste matter, except ashes, from any public or private establishment, institution, or residence.
Run- the net period of time during which an emission sample is collected. Unless otherwise specified, a run may be either intermittent or continuous within the limits of good engineering practice.
Sheet-Fed Printing-a process in which individual sheets of paper or other substrates are fed into the press.
Shutdown- the cessations of operation of an affected facility for any purpose.
Six-Minute Period- any one of the 10 equal parts of a one-hour period.
Smoke- any small gas-borne particles resulting from incomplete combustion, consisting predominantly of carbon, ash, and other combustible material, and present in sufficient quantity to be observable.
Soiling Index- a measure of airborne particulates given as coefficient of haze per 1,000 linear feet of air.
Source- any and all points of origin of air contaminants as defined in air contaminants, LAC 33:III.111 hereof, whether privately or publicly owned or operated.
SPOC- the Office of Environmental Compliance, Emergency and Radiological Services Division, Single Point of Contact (SPOC).
Stack or Chimney- any point in a source designed to emit solids, liquids or gases into the air including a pipe or duct but not including flares.
Standard Conditions- a gas at 21°C or 70°F and 29.92 inches (760 millimeters) of mercury.
Start-Up- the setting in operation of an affected facility for any purpose.
State- the state of Louisiana.
State Implementation Plan (SIP)- a plan required by the Clean Air Act that outlines the actions to be taken by a state air pollution control agency to reduce emissions of the nonattainment pollutant so as to change the nonattainment area to an attainment area and maintain the area in attainment status.
Submerged Fill Pipe- any fill pipe the discharge opening of which is entirely submerged when the liquid level is 6 inches (15 centimeters) above the bottom of the tank or when applied to a tank which is loaded from the side, means any fill pipe the discharge opening of which is entirely submerged when the liquid level is 18 inches (45 centimeters) above the bottom of the tank. Any nozzle in full contact with the bottom of the tank being filled shall be considered to meet these requirements. In addition, a nozzle which remains below the surface of the liquid in the tank during all normal operations (nozzle shall not be uncovered more than twice per year) shall be considered to meet these requirements.
Sulfation Rate- used as a measure of the sulphur compounds in the atmosphere. It is the rate at which oxidizable sulphur compounds in the atmosphere convert lead peroxide into lead sulphate.
Sulfuric Acid (H2SO4)- a heavy corrosive oily dibasic acid that is colorless when pure and is a vigorous oxidizing agent.
Sulfuric Acid Production Unit- any facility producing sulfuric acid by the contact process by burning elemental sulfur, alkylation acid, hydrogen sulfide, organic sulfides and mercaptans, or acid sludge, but does not include facilities where conversion to sulfuric acid is utilized primarily as a means of preventing emissions to the atmosphere of sulfur dioxide or other sulfur compounds.
Sulphur Compounds- all inorganic or organic chemicals having an atom or atoms of sulphur in their chemical structure.
Sulphur Dioxide (SO2)- an oxide of sulphur.
Sulphur Trioxide (SO3)- an oxide of sulphur.
Synthetic Organic Chemical Manufacturing Industry (SOCMI)- the industry that produces, as intermediates or final products, one or more of the chemicals listed in LAC 33:III.2199.Appendix A, Table 8 of the regulations.
Thin Particleboard- particleboard with a nominal thickness of 1/4 inch or less. (Nominal 1/4 inch is from 0.210 inch to 0.265 inch).
Top Coat- the surface coating applied for the purpose of establishing the color and/or protective surface, including groundcoat and paint sealer materials.
Total Suspended Particulate (TSP)- particulate matter as measured by the method described in Title 40, Code of Federal Regulations, Part 50, Appendix B.
Transfer Efficiency- the portion of coating solids which is not lost or wasted during the application process expressed as percent of total volume of coating solids delivered by the application.
Upwind Level- the concentration of air contaminants in the atmosphere determined at some point upwind of the source. This concentration may be considered as the background level.
Variance- a waiver issued under the authority of the Department of Environmental Quality upon application to allow emissions greater than those allowable under the regulations and/or a license to do some act contrary to these regulations.
Volatile Organic Compound (effective March 1, 1990)- any organic compound that participates in atmospheric photochemical reactions; that is, any organic compound other than those which the administrator of the U.S. Environmental Protection Agency designates as having negligible photochemical reactivity. VOC may be measured by a reference method, an equivalent method, or an alternative method. A reference method, an equivalent method, or an alternative method, however, may also measure nonreactive organic compounds. In such cases, an owner or operator may exclude the nonreactive organic compounds when determining compliance with a standard.
Waste Classification- those seven classifications of waste as enumerated in the Incinerator Institute of America incinerator standards.
Weak Nitric Acid (HNO3)- acid which is 30 to 70 percent in strength.
Web Printing-a process where a continuous roll of paper or other substrate is fed into the press, and rewound or cut to size after printing.
La. Admin. Code tit. 33, § III-111