CFC's

Essay specific features

 

Issue:

Science

 

Written by:

Gladys P

 

Date added:

March 25, 2012

 

Level:

University

 

Grade:

A

 

No of pages / words:

6 / 1486

 

Was viewed:

4350 times

 

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Essay content:

They eat away at our ozone and raise the temperature of our planet significantly, causing detrimental damage to our planet. Chlorofluorocarbons (CFC's) are a man-made substance that did not previously exist to the industrial area. They are a product of a collaboration of three American companies ? Frigidaire, General Motors, and Du Pont -- after a series of fatal accidents during the 1920's where toxic gases, (Methyl Chloride), used as refrigerants leaked from refrigerators...
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Thomas Midgley, Jr. of General Motors first synthesized CFC's in 1928, and later, on December 31, 1928, Frigidaire was issued the first patent for this formula. CFC's went under the trade name of Freon (11 and 12), licensed by Du Pont, and by 1935, they and their competitors had sold over eight million new refrigerators in the United States containing the substance...
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