10 Terms
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Air pollution
Air pollution is the introduction of chemicals, particulates or biological materials into the atmosphere which cause damage to the natural environment and have adverse health affects on organisms.
Industry: Pollution control
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Air pollution
Catalytic converter
Pollution control; Air pollution
A motor vehicle pollution control device designed to reduce emissions such as oxides of nitrogen, hydrocarbons, and carbon monoxide. Catalytic converters have been required equipment on all new motor ...
Carl Moyer Fund
Pollution control; Air pollution
A multi-million dollar incentive grant programme designed to encourage reduction of emissions from heavy-duty engines. The grants cover the additional cost of cleaner technologies for on-road, ...
Visibility
Pollution control; Air pollution
A measurement of the ability to see and identify objects at different distances. Visibility reduction from air pollution is often due to the presence of sulphur and nitrogen oxides, as well as ...
Maximum incremental reactivity (MIR)
Pollution control; Air pollution
A measure of the increase in ozone formation per unit weight of a hydrocarbon when added to the atmosphere.
Exceedance
Pollution control; Air pollution
A measured level of an air pollutant higher than the national or state ambient air quality standards. (See also NAAQS and CAAQS. )
Lubricity
Pollution control; Air pollution
A measure of the ability of an oil or other compound to lubricate (reduce friction) between two surfaces in contact.
Attainment area
Pollution control; Air pollution
A geographical area identified to have air quality as good as, or better than, the national and / or California ambient air quality standards (NAAQS / CAAQS). An area may be an attainment area for ...
