Air pollution

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

Indirect source review

Pollution control; Air pollution

A major component of an indirect source control programme which applies to new and modified indirect sources. Strategies for indirect source review include permit programs, review and comment on new ...

Toxic hot spot

Pollution control; Air pollution

A location where emissions from specific sources may expose individuals and population groups to elevated risks of adverse health effects -- including but not limited to cancer -- and contribute to ...

Air quality management district (AQMD)

Pollution control; Air pollution

A group of counties or portions of counties, or an individual county specified in law with authority to regulate stationary, indirect, and area sources of air pollution within the region and governed ...

Oxides of nitrogen

Pollution control; Air pollution

A general term pertaining to compounds of nitric oxide (NO), nitrogen dioxide (NO 2 ) and other oxides of nitrogen. Nitrogen oxides are typically created during combustion processes, and are major ...

Peak levels

Pollution control; Air pollution

A level of airborne pollutants that is much higher than average. They can occur over a short period of minutes or hours in response to sudden releases, or they can occur due to a longer term build-up ...

Coating

Pollution control; Air pollution

A layer of any substance such as paint, lacquer, or varnish applied over a surface for protection. For more information, please see our coatings website.

American Society for Testing and Materials (ASTM)

Pollution control; Air pollution

A nonprofit organisation that provides a forum for producers, consumers, and representatives of government and industry, to write laboratory test standards for materials, products, systems, and ...