emission controls

См. также в других словарях:

• emission controls — See exhaust emission control …   Dictionary of automotive terms

• exhaust emission controls — Systems or adjustments designed to limit noxious gases in an engine s exhaust. Such controls can be grouped into two broad categories: those designed to reduce or eliminate the formation of harmful pollutants in the engine itself (e.g., retarded… …   Dictionary of automotive terms

• Emission standard — Emission standards are requirements that set specific limits to the amount of pollutants that can be released into the environment. Many emissions standards focus on regulating pollutants released by automobiles (motor cars) and other powered… …   Wikipedia

• controls — See dual controls emission controls exhaust emission controls instruments and controls steering column controls …   Dictionary of automotive terms

• emission-control system — ▪ automotive technology       in automotive engineering, means employed to limit the discharge of noxious gases from the internal combustion engine. There are four main sources of these gases: the engine exhaust, the crankcase, the fuel tank, and …   Universalium

• emission — The passing of gases and other toxic substances into the atmosphere. Also see automotive emissions crankcase emissions evaporative emission control system evaporative emissions exhaust emission controls exhaust emissions low emission low …   Dictionary of automotive terms

• emission control — A system for restricting the amount of noxious emissions. There are two standards for emission controls: level E for Europe and the more stringent level U for the United States. See exhaust emission control evaporative emission control system …   Dictionary of automotive terms

• exhaust emission control — See exhaust emission controls …   Dictionary of automotive terms

• Vehicle Emission Control Information — (VECI) a label in the engine compartment, e.g., pasted to the radiator fan cover, providing information about the engine and emission controls …   Dictionary of automotive terms

• AP 42 Compilation of Air Pollutant Emission Factors — The AP 42 Compilation of Air Pollutant Emission Factors, was first published by the U.S. Public Health Service in 1968. In 1972, it was revised and issued as the second edition by the U.S. Environmental Protection Agency (EPA). In 1985, the… …   Wikipedia

• Positron emission tomography — (PET) is a nuclear medicine imaging technique which produces a three dimensional image or map of functional processes in the body. The system detects pairs of gamma rays emitted indirectly by a positron emitting radionuclide (tracer), which is… …   Wikipedia