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U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards: Criteria Air Pollutants
| Description: | A few air pollutants, called criteria air pollutants, are common throughout the United States. These pollutants can injure health, harm the environment and cause property damage. This site offers links to explanations on various pollutants. |
| Type: | Website |
| URL: | http://www.epa.gov/oar/oaqps/montring.html#criteria |
| Date entered: | 2002-07-11 |
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