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Environment & Energy Report

Chemical Majors Turn to High Court to Save Obama Coolant Limits

June 25, 2018, 9:55 PM

Honeywell International Inc. and Chemours Co., along with a major environmental group, are taking one last stab at defending Obama-era limits on potent greenhouse gas refrigerants—this time with the nation’s highest court.

The two major U.S. chemical companies and the Natural Resources Defense Council filed separate petitions June 25 asking the U.S. Supreme Court to salvage Environmental Protection Agency regulations banning certain hydrofluorocarbons, or HFCs.

The chemicals are often used as refrigerants in chillers and freezers that can be thousands of times more potent greenhouse gases than carbon dioxide. Chemours and Honeywell make alternatives...

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