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

total suspended particulate (TSP)

Pollution control; Air pollution

Particles of solid or liquid matter -- such as soot, dust, aerosols, fumes, and mist -- up to approximately 30 microns in size.

aerosol

Pollution control; Air pollution

Particles of solid or liquid matter that can remain suspended in air from a few minutes to many months depending on the particle size and weight.

primary particles

Pollution control; Air pollution

Particles that are directly emitted from combustion and fugitive dust sources. (Compare with Secondary Particle. )

secondary particle

Pollution control; Air pollution

Particles that are formed in the atmosphere. Secondary particles are products of the chemical reactions between gases, such as nitrates, sulfur oxides, ammonia, and organic products.

variance

Pollution control; Air pollution

Permission granted for a limited time (under stated conditions) for a person or company to operate outside the limits prescribed in a regulation.

non-road emissions

Pollution control; Air pollution

Pollutants emitted by a variety of non-road sources such as farm and construction equipment, gasoline-powered lawn and garden equipment, and power boats and outboard motors. For more information, ...