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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
National Ambient Air Quality Standards (NAAQS)
Pollution control; Air pollution
Standards established by the United States EPA that apply for outdoor air throughout the country. There are two types of NAAQS. Primary standards set limits to protect public health and secondary ...
Deposit control additives
Pollution control; Air pollution
Substances added to motor vehicle fuel to reduce and prevent deposits in the fuel delivery system and engine intake valves.
Mutagenic
Pollution control; Air pollution
The ability of a chemical or physical agent to produce heritable changes in the DNA of living cells.
Energy content
Pollution control; Air pollution
The amount of energy available for doing work. For example, the amount of energy in fuel available for powering a motor vehicle.
Dose
Pollution control; Air pollution
The amount of a pollutant that is absorbed. A level of exposure which is a function of a pollutant's concentration, the length of time a subject is exposed, and the amount of the pollutant that is ...
Incremental reactivity (IR)
Pollution control; Air pollution
The additional ozone formed in the atmosphere with the incremental addition of a certain amount of a volatile organic compound.
Ambient air
Pollution control; Air pollution
The air occurring at a particular time and place outside of structures. Often used interchangeably with "outdoor air. " (See also air. )