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science

what type of cfcs do americans produce 13 million tonnes of per year?
20:52 Wed 15th Feb 20066 answers, last by CT 11:19 Thu 16th Feb 2006
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PAPA BEAR

science

what type of cfcs do americans produce 13 millions of per year?
20:44 Wed 15th Feb 20063 answers, last by CT 11:54 Thu 16th Feb 2006

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