Climate: EPA issues HFC refrigerant guideline

EPA has promulgated its refrigeration management and handling guidelines, which expand its requirements to cover hydrofluorocarbons (HFCs) and their lower global warming potential (GWP) alternatives, providing another venue to test whether the Clean Air Act allows EPA to regulate the substances based on their climate impacts. The rule , published in the Federal Register Nov. 18, updates guidelines under section 608 of the Clean Air Act that had previously only applied to ozone-depleting substances. It is slated to take...