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GLOSSARY <br /> Fahrenheit: An english measurement of ISTEA: Intermodial Surface Transportation Efficiency <br /> temperature. Fahrenheit can be computed to Act of 1991. <br /> centigrade by F= 1.8C+32. On the Fahrenheit scale <br /> 32 degrees is the melting point of ice; 212 degrees Kilojoules: A metric measurement for the release of <br /> is the boiling point of water. energy. One kilojoule/kilogram is equal to 2.33 <br /> BTU/pound. <br /> Flammable Vapors: Gases that are easily ignited <br /> and capable of burning rapidly. Laced Tires: A method of stacking tires which <br /> conserves space. <br /> Flu Gasses: Smoke from an incineration process <br /> that passes through smoke stacks. Landfill: An area of land were refuse is buried for <br /> disposal. <br /> Free Burning: The second phase of a fire in which <br /> material burns in the presence of oxygen without Latex: Milk-like liquid that comes from the rubber <br /> control or restraint. tree. Crude rubber is coagulated from latex. <br /> Gallons Per Minute (GPM): A standard unit of Light-Duty Tires: Tires weighing less than 40 <br /> measurement for the amount of water flow. The pounds, used on passenger cars and light trucks. <br /> number of U.S. gallons that flows within a minute. <br /> Light-Truck Tire: Tires with a rim diameter of 16 to <br /> Gasification: A process that occurs when tires are 19.5 inches, manufactured specifically for light truck <br /> subjected to a high temperature, low oxygen use. <br /> environment. <br /> Managed Sites: A managed tire pile site is one <br /> Granulated Rubber: Finely ground rubber in where owner/operators store, process, and reclaim <br /> granular form which has been processed in a tire material. <br /> granulator. <br /> Micro Milling: A mechanical process to size reduce <br /> Ground Rubber: A generic term used to described scrap tires to a very fine particle. The process <br /> scrap tire rubber size reduced to at least three- combines ground rubber and water,forming a slurry <br /> quarters of an inch, and ranging down to 450 mesh. and forcing the slurry between rotating abrasive <br /> discs. <br /> Hammermill: A mechanical process that size <br /> reduces cryogenically frozen scrap tires by the National Incident Reporting System (NFIRS): <br /> rotating motion of impact hammers. Collects and complies fire data and statistics from <br /> participating States. <br /> Heavy-Duty Tires: Tires weighing more than 40 <br /> pounds, used on truck, buses and for off-the-road Natural Rubber: The material processed from the <br /> vehicles in a heavy duty application. sap (latex) of various tropical plants. <br /> Hyper-Accumulators: Plants that absorbed specific New Tire: A tire which has never been mounted on <br /> metals through their root systems. a rim. <br /> Incipient: The beginning or early phase of a fire Particulate Matter: Particles of combustion that <br /> where the heat being generated has not extended to appear in the smoke plume of a fire. <br /> surrounding materials. <br /> Passenger Car Tire: A tire with less than an 18-inch <br /> Indigenous: That which is native to a particular rim diameter. <br /> habitat or temperate zone. <br /> 63 <br />