USA to curb CFC replacements as global warmers

The US Environmental Protection Agency (EPA) was directed by President Bill Clinton to press ahead with its controls on HFCs in his Climate Change Action Plan, published in mid-October. A week later, EPA officials created a stir at a conference on CFC alternatives in Washington by advising potential users of HFCs to be aware of their global warming potentials (GWPs) before buying.

HFCs do not contain chlorine or bromine and are therefore