Pollution

Pollution

For terms related to pollution.

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Pollution

Acid Rain

Environment; Pollution

Air pollution produced when acid chemicals are incorporated into rain, snow, fog or mist. The "acid" comes from sulfur oxides and nitrogen oxides, products of burning coal and other fuels. ...

air quality index

Environment; Pollution

The standard system that state and local air pollution control programs use to notify the public about levels of air pollution. The AQI tracks levels of two pollutants - ozone (smog) and particle ...

alternative fuels

Environment; Pollution

Fuels that can replace ordinary gasoline. Alternative fuels may have particularly desirable energy efficiency and pollution reduction features. Alternative fuels include compressed natural gas, ...

Carbon Monoxide

Environment; Pollution

A colorless, odorless, poisonous gas, produced by incomplete burning of carbon-based fuels, including gasoline, oil, and wood. Carbon monoxide is also produced from incomplete combustion of many ...

These chemicals and some related chemicals have been used in great quantities in industry, for refrigeration and air conditioning, and in consumer products. When CFCs are released into the air, they ...

Clean Air Act

Environment; Pollution

The original Clean Air Act was passed in 1963, but our national air pollution control program is actually based on the 1970 update. The 1990 Clean Air Act Amendments are the most far-reaching ...

Continuous Emission Monitoring Systems

Environment; Pollution

Machines which measure, on a continuous basis, pollutants released by a source. The 1990 Clean Air Act requires continuous emission monitoring systems for certain large sources.