стандартты ықпал шоғырлануы

стандартты ықпал шоғырлануы

An estimate, derived by the U. S. EPA with an uncertainty spanning perhaps an order of magnitude) of a daily exposure to the human population, (including sensitive subgroups) that is likely to be without appreciable risk of deleterious effects during a lifetime of exposure. The RfC is derived from a no or lowest observed adverse effect level from human or animal exposures, to which uncertainty or "safety" factors are applied.

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Industri / Domain: Kontrol polusi
Kategori: Polusi udara
Company: ARB
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тым төмен газ бөлу көлігі

Kontrol polusi; Polusi udara

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.

икемді отын көлігі

Kontrol polusi; Polusi udara

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

аймақ көздері

Kontrol polusi; Polusi udara

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 ...

бөліну деңгейі

Kontrol polusi; Polusi udara

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

пайдаланылған газ шығармайтын көлік (ПГШК)

Kontrol polusi; Polusi udara

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.

көмірсутек

Kontrol polusi; Polusi udara

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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Industri / Domain: Astronomi Kategori: Galaksi

Құс жолының көпіршіктері

The two giant bubbles of high-energy gamma rays protruding from the Milky Way, each spanning 25,000 light-years across, roughly the size of the galaxy ...