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Date: 2012-08-01 15:38:38Greenhouse gases Chlorofluorocarbons Environmental chemistry Ozone depletion 1 1 2-Trichloro-1 2 2-trifluoroethane Ozone United States Environmental Protection Agency Chemical substance Toxicity Chemistry Environment Refrigerants | Class I Laboratory Certification ReportAdd to Reading ListSource URL: epa.govDownload Document from Source WebsiteFile Size: 37,32 KBShare Document on Facebook |