Adipic Acid Production facilities are facilities that use oxidation to produce adipic acid. Adipic acid is a white crystalline solid used in the manufacture of synthetic fibers, plastics, coatings, urethane foams, elastomers, and synthetic lubricants. Commercially, it is the most important of the aliphatic dicarboxylic acids, which are used to manufacture polyesters.
Aluminum Production facilities are facilities that manufacture primary aluminum using the Hall-Héroult manufacturing process. Aluminum is a light-weight, malleable, and corrosion-resistant metal that is used in many manufactured products, including aircraft, automobiles, bicycles, and kitchen utensils.
Ammonia Manufacturing facilities are facilities that produce ammonia either by steam reforming or gasification of a hydrocarbon feedstock. Ammonia is a major industrial chemical that is mainly used as fertilizer, directly applied as anhydrous ammonia, or further processed into urea, ammonium nitrates, ammonium phosphates, and other nitrogen compounds Ammonia also is used to produce plastics, synthetic fibers and resins, and explosives.
Biogenic CO2 is carbon dioxide generated by burning biomass in combustion units which is emitted into the atmosphere.
Carbon Dioxide (CO2) is a naturally occurring gas and is a by-product of burning fossil fuels and biomass, as well as land-use changes and other industrial processes. It is the principal anthropogenic greenhouse gas that affects the Earth's radiative balance. It is the reference gas against which other greenhouse gases are measured and therefore has a Global Warming Potential of 1.
Catalytic cracking unit is refinery process unit in which petroleum derivatives are continuously charged and hydrocarbon molecules in the presence of a catalyst are fractured into smaller molecules, or react with a contact material suspended in a fluidized bed to improve feedstock quality for additional processing and the catalyst or contact material is continuously regenerated by burning off coke and other deposits.
Climate Change is any significant change in measures of climate (such as temperature, precipitation, or wind) lasting for an extended period (decades or longer). Climate change may result from:
- natural factors, such as changes in the sun's intensity or slow changes in the Earth's orbit around the sun;
- natural processes within the climate system (e.g. changes in ocean circulation); and
- human activities that change the atmosphere's composition (e.g. through burning fossil fuels) and the land surface (e.g. deforestation, reforestation, urbanization, desertification, etc.)
CO2e (Carbon Dioxide Equivalent) is a metric measure used to compare the emissions from various greenhouse gases based upon their global warming potential (GWP). The carbon dioxide equivalent for a gas is derived by multiplying the tons of the gas by the associated GWP.
Delayed Coking Unit is a refinery process unit in which high molecular weight petroleum derivatives are thermally cracked and petroleum coke is produced in a series of closed, batch system reactors. A delayed coking unit consists of the coke drums and ancillary equipment associated with a single fractionator.
Direct emitters are facilities that combust fuels or otherwise put GHGs into the atmosphere directly from their facility. An example of this is a power plant that burns coal or natural gas and emits carbon dioxide directly into the atmosphere.
EAFS (Electric Arc Furnace) is a furnace that produces molten alloy metal and heats the charge materials with electric arcs from carbon electrodes.
Exporter is any person, company or organization of record that transfers for sale or for other benefit, domestic products from the United States to another country or to an affiliate in another country, excluding any such transfers on behalf of the United States military or military purposes including foreign military sales under the Arms Export Control Act. An exporter is not the entity merely transporting the domestic products, rather an exporter is the entity deriving the principal benefit from the transaction.
Flare is a combustion device, whether at ground level or elevated, that uses an open flame to burn combustible gases with combustion air provided by uncontrolled ambient air around the flame.
Fluid coking unit is one or more refinery process units in which high molecular weight petroleum derivatives are thermally cracked and petroleum coke is continuously produced in a fluidized bed system. The fluid coking unit includes equipment for controlling air pollutant emissions and for heat recovery on the fluid coking burner exhaust vent.
Fractionator (see Natural Gas Liquids Fractionators).
FRS ID (Facility Registry System Identification) is a facility identification number. The Facility Registry System is a centrally managed EPA database that identifies facilities, sites or places subject to environmental regulations or of environmental interest across various EPA programs.
Gas collection system is a system of pipes used to collect landfill gas from different locations in the landfill by means of a fan or similar mechanical draft equipment to a single location for treatment (thermal destruction) or use. A single landfill may have multiple gas collection systems. Landfill gas collection systems do not include “passive” systems, whereby landfill gas flows naturally to the surface of the landfill where an opening or pipe (vent) is installed to allow for natural gas flow.
GHG Emissions are the release of a greenhouse gas (GHG) into the atmosphere.
Glass Production facilities are facilities that manufacture glass (including flat, container, or pressed and blown glass) or wool fiberglass using one or more continuous glass melting furnaces.
Global Warming Potential (GWP) is the cumulative radiative forcing effects of a gas over a time horizon resulting from the emission of a unit mass of gas relative to a reference gas. The GWP-weighted emissions of direct greenhouse gases are presented in terms of equivalent emissions of carbon dioxide (CO2e).
Greenhouse Gas is any gas that absorbs infrared radiation in the atmosphere. Greenhouse gases include, but are not limited to, water vapor, carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), ozone (O3), hydrofluorocarbons (HFCs), perfluorocarbons (PFCs), and sulfur hexafluoride (SF6).
HFC-23 is a type of hydrofluorocarbon (HFC) and a greenhouse gas. Hydrofluorocarbons are compounds that contain only hydrogen, fluorine, and carbon atoms. They were introduced as alternatives to ozone depleting substances in serving many industrial, commercial, and personal needs. HFCs are emitted as by-products of industrial processes and are also used in manufacturing. They do not significantly deplete the stratospheric ozone layer, but they are powerful greenhouse gases. HFC-23 has a global warming potential of 11,700.
Hydrogen Production facilities are facilities that produce hydrogen by reforming, gasification, oxidation, reaction, or other transformation of feedstock, and that sell the hydrogen as a product.
Importer is any person, company, or organization of record that for any reason brings a product into the United States from a foreign country, excluding introduction into U.S. jurisdiction exclusively for United States military purposes. An importer is the person, company, or organization primarily liable for the payment of any duties on the merchandise or an authorized agent acting on their behalf.
KMTCO2e (Kilo Metric Tons of Carbon Dioxide equivalent) is a measurement for the quantity of greenhouse gas emissions. A kilo metric ton is equal to 1,000 metric tons.
Lead Production facilities are facilities that produce lead using primary and secondary lead smelters. A primary lead smelter produces lead metal from lead sulfide ore concentrates. A secondary lead smelter recycles lead-bearing scrap materials (including but not limited to lead-acid batteries) by smelting into elemental lead or lead alloys. Lead is a metal used to produce various products such as batteries, ammunition, construction materials, electrical components and accessories, and vehicle parts.
Lime Manufacturing facilities are facilities with kilns that produces a lime product from limestone or dolomite by means of calcination. Lime is an important manufactured product with many industrial, chemical, and environmental applications. Its major uses are in steel making, flue gas desulfurization (FGD) systems at coal-fired electric power plants, construction, and water purification.
Local Distribution Companies (LDCs) are companies that own or operate distribution pipelines that physically deliver natural gas to end users. Local Distribution Companies are regulated as separate operating companies by state public utility commissions or operate as independent municipally owned distribution systems. Companies that operate interstate or intrastate pipelines are not part of this source category.
Methane (CH4) is a hydrocarbon and a greenhouse gas. Methane is produced through anaerobic (without oxygen) decomposition of waste in landfills, animal digestion, decomposition of animal wastes, production and distribution of natural gas and petroleum, coal production, and incomplete fossil fuel combustion. The global warming potential of methane most recently estimated at 23 times that of carbon dioxide (CO2).
MTCO2e (Metric Tons of Carbon Dioxide equivalent) is a common international measurement for the quantity of greenhouse gas emissions. A metric ton is equal to 2,205 lbs or 1.1 short tons.
MMTCO2e (Million Metric Tons of Carbon Dioxide equivalent) is a common international measurement for the quantity of greenhouse gas emissions. A million metric ton is equal to 1,000,000 metric tons.
NAICS code is the North American Industry Classification System (NAICS) code. It is a six-digit code that represents the product, activity, or service at a facility or supplier. The codes are listed in the Federal Register and defined in “North American Industrial Classification System Manual 2007,” available from the U.S. Department of Commerce at http://www.census.gov/eos/www/naics/
Natural Gas Liquids Fractionators are installations that fractionate natural gas liquids into their constituent liquid products (ethane, propane, normal butane, isobutane, or pentanes plus) for supply to downstream facilities.
Nitric Acid Production facilities are facilities that use one or more trains to produce weak nitric acid (30 to 70 percent in strength) through the catalytic oxidation of ammonia. Nitric acid is an inorganic chemical that is used in the manufacture of nitrogen-based fertilizers, adipic acid, and explosives. Nitric acid is also used for metal etching and processing of ferrous metals.
Nitrous Oxide (N2O) is a powerful greenhouse gas with a global warming potential of 296 times that of carbon dioxide (CO2). Major sources of nitrous oxide include soil cultivation practices, especially the use of commercial and organic fertilizers, fossil fuel combustion, nitric acid production, and biomass burning.
PFC-116 is a type of perfluorocarbon (PFC) and a greenhouse gas. PFCs are a group of man-made chemicals composed of carbon and fluorine only. These chemicals were introduced as alternatives, along with hydrofluorocarbons, to the ozone depleting substances. PFCs are emitted as by-products of industrial processes and are also used in manufacturing. PFCs do not harm the stratospheric ozone layer, but they are powerful greenhouse gases. PFC-116 has a GWP of 9,200.
PFC-14 is a type of perfluorocarbon (PFC) and a greenhouse gas. PFCs are a group of man-made chemicals composed of carbon and fluorine only. These chemicals were introduced as alternatives, along with hydrofluorocarbons, to the ozone depleting substances. PFCs are emitted as by-products of industrial processes and are also used in manufacturing. PFCs do not harm the stratospheric ozone layer, but they are powerful greenhouse gases. PFC-14 has a GWP of 6,500.
Phosphoric Acid Production facilities are facilities that produce phosphoric acid using a wet-process phosphoric acid process line in which phosphate rock is reacted with acid. Phosphoric acid is a chemical product derived from phosphate rock and is integral to the production of phosphate fertilizers.
Process Vent is a gas stream that is discharged through a conveyance to the atmosphere either directly or after passing through a control device. The gas stream originates from a unit operation and contains or has the potential to contain GHGs generated in the process.
Pulp and Paper Manufacturing facilities are facilities that produce market pulp (i.e., stand-alone pulp facilities), manufacture pulp and paper (i.e., integrated mills), produce paper products from purchased pulp, produce secondary fiber from recycled paper, convert paper into paperboard products (e.g., containers), or operate coating and laminating processes.
Refineries are facilities that produce gasoline, gasoline blending stocks, naphtha, kerosene, distillate fuel oils, residual fuel oils, lubricants, or asphalt (bitumen) by the distillation of petroleum or the redistillation, cracking, or reforming of unfinished petroleum derivatives.
Silicon Carbide Production facilities are facilities that manufacture silicon carbide from silica sand or quartz and petroleum coke. Silicon carbide is primarily an industrial abrasive. Applications of silicon carbide include semiconductors, body armor, and the manufacture of Moissanite, a diamond substitute.
Soda Ash Manufacturing facilities are facilities that produces soda ash by calcining trona, calcining sodium sesquicarbonate, or by using a liquid alkaline feedstock process that directly produces carbon dioxide (CO2). Soda ash (sodium carbonate, Na2CO3) is a raw material utilized in numerous industries including glass manufacturing, pulp and paper production, and soap manufacturing.
Suppliers are those entities that supply products into the economy which if combusted, released or oxidized emit greenhouse gases into the atmosphere. These fuels and industrial gases are not emitted from the supplier facility but instead distributed throughout the country and used. An example of this is gasoline, which is sold in the U.S. and primarily burned in cars throughout the country. The majority of GHG emissions associated with the transportation, residential and commercial sectors are accounted for by these suppliers.
Titanium Dioxide Production facilities are facilities that use the chloride process to produce titanium dioxide. Titanium Dioxide (TiO2) is a metal oxide commonly used as a white pigment in paint manufacturing, paper, plastics, rubber, ceramics, fabrics, floor covering, printing ink, and other applications.
Waelz Kiln is an inclined rotary kiln in which zinc-containing materials are charged together with a carbon reducing agent (e.g., petroleum coke, metallurgical coke, or anthracite coal).
Zinc Production facilities are facilities with zinc smelters and secondary zinc recycling facilities. Zinc is a metal used as corrosion-protection coating on steel (galvanized metal), as die castings, as an alloying metal with copper to make brass, and as chemical compounds in rubber, ceramics, paints, and agriculture.