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1024LectureFile16 - Air Pollution Waste in the air. Two...

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Air Pollution 1 –Gases and particulates. •Two principal types: –Primary and secondary. •Two principal origins: •Waste in the air.
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Gases and Particulates 2 •Toxic gases: A direct health threat. –CO, H 2 S, N 2 O 5 . •Particulates are fine, respirable solids. –SO 2 , NO 2 , fluorocarbons. –PM-10: 10 μm or less. •Reactive gases: Participate in chemical reactions.
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Primary vs. Secondary 3 Mi, 14th, Figure 19.3, Page 442. •Emitted directly vs. created by reactions.
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4 –Supreme Court limited sulfur emissions to 20 tons/day in summer. •Georgia vs. Tennessee Copper Company, 1915. Case Study (1): Ducktown, TN K, 8th, Figure 1.12A, Page 20. http://www.tnhistoryforkids.org/places/ ducktown_basin http://www.telliquah.com/History2.htm
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5 –Stagnant air. •Positive feedback loop. Ke, 8th, Figure 17.A, Page 474. –Clouds nucleate on particles. –Lowers temperature.
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This note was uploaded on 08/30/2011 for the course ACIS 2116 taught by Professor Cmeasterwood during the Spring '08 term at Virginia Tech.

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1024LectureFile16 - Air Pollution Waste in the air. Two...

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