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Cfc
Beginning of paper
The beginning of the (chlorofluorocarbons) era started in 1928, when ' were invented by a Du Pont chemist. ' were best known as "freons" and became famous as a safe, nonflammable refrigerant. It's invention became a great triumph when Freon took the place of sulfur dioxide or ammonia which was used as the working liquid in refrigerators. .... Middle of paper
.... atomic chlorine which then would react with the ozone and convert it back into plain oxygen. The even worse part of all this is that these chlorine molecules do not become inactive after the first reaction with the ozone and would be available to destroy more ozone molecules. Thus this process would be the function of a catalyst; a single chlorine atom involved in a chain reaction to destroy many ozone molecules.
Rowland and Molina eventu ....
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Number of words: 1018
Number of pages: 4 (approx. 250 words per double-spaced page)
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