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Organic compounds which include only carbon and hydrogen with a fused ring structure containing at least two benzene (six-sided) rings. PAHs may also contain additional fused rings that are not six-sided. The combustion of organic substances is a common source of atmospheric PAHs.

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Галузь/тема: Pollution control
Category: Air pollution
Company: ARB
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Pollution control; Air pollution

Vehicles that meet the ARB ultra-low emission standards. These emission limits are between those for LEVs and ZEVs. For more information, please view our DriveClean website.

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Pollution control; Air pollution

Vehicles that can use a combination of fuels such as alcohol fuel and unleaded gasoline.

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Pollution control; Air pollution

Those sources for which a methodology is used to estimate emissions. This can include area-wide, mobile and natural sources, and also groups of stationary sources (such as dry ...

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Pollution control; Air pollution

The weight of a pollutant emitted per unit of time (e. G. , tons / year).

пайдаланылған газ шығармайтын көлік (ПГШК)

Pollution control; Air pollution

Vehicles which produce no emissions from the on-board source of power (e. G. , an electric vehicle). For more information, please go to our zero emission vehicles program website.

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Pollution control; Air pollution

Compounds containing various combinations of hydrogen and carbon atoms. They may be emitted into the air by natural sources (e.g., trees) and as a result of fossil and vegetative ...

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Галузь/тема: Water bodies Category: Lakes

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A body of relatively still fresh or salt water of considerable size, localized in a basin that is surrounded by land. Lakes are inland and not part of ...