evaporative emissions

evaporative emissions
Vapours or fumes not emitted by the exhaust system, but escaping from the fuel tank, carburetor and crankcase, and accounting for about 40% of hydrocarbon emissions released by a gasoline engine without emission controls

Dictionary of automotive terms. 2015.

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  • evaporative emission control system — (EVAP pr EEC) A system for reducing evaporative emissions by means of a sealed fuel tank, a vapour liquid separator, a three way valve, an activated carbon filter, and a network of interconnecting hoses. Also called evaporation control system …   Dictionary of automotive terms

  • evaporative losses — Vapours or fumes not emitted by the exhaust system, but escaping from the fuel tank, carburetor and crankcase, and accounting for about 40% of hydrocarbon emissions released by a gasoline engine without emission controls …   Dictionary of automotive terms

  • Automobile emissions control — covers all the technologies that are employed to reduce the air pollution causing emissions produced by automobiles. Exhaust emissions control systems were first required on 1966 model year vehicles produced for sale in the state of California,… …   Wikipedia

  • Partial zero-emissions vehicle — A Partial Zero Emissions Vehicle is a vehicle that has zero evaporative emissions from its fuel system, has a 15 year (or at least 150,000 mile) warranty and meets SULEV tailpipe emission standards.… …   Wikipedia

  • Zero-emissions vehicle — A zero emissions vehicle, or ZEV is a vehicle itself that produces no emissions or pollution from the vehicle when stationary or operating. [ [http://www.ucsusa.org/clean vehicles/cars pickups suvs/californias zero emission vehicle zev… …   Wikipedia

  • Urban forest — An urban forest is a forest or a collection of trees that grow within a city, town or a suburb. In a wider sense it may include any kind of woody plant vegetation growing in and around human settlements. In a narrower sense (also called forest… …   Wikipedia

  • Common ethanol fuel mixtures — Summary of the main ethanol blends used around the world There are several common ethanol fuel mixtures in use around the world. The use of pure hydrous or anhydrous ethanol in internal combustion engines (ICE) is only possible if the engine is… …   Wikipedia

  • Ultra Low Emission Vehicle — An ultra low emission vehicle is a vehicle that emits extremely low levels of air pollutants compared to other vehicles. The term may be used in a general sense, but in some jurisdictions it is defined in law; low and ultra low emission vehicles… …   Wikipedia

  • Gasoline — This article is about the fuel and industrial solvent. For other uses, see Gasoline (disambiguation). Petrol redirects here. For other uses, see Petrol (disambiguation). For the bird group, see petrel. A jar containing gasoline …   Wikipedia

  • 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

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