EPA Supplemental Plan May Signal Tougher Approach To HFC Blends

EPA has sent for White House review a draft supplemental proposal that observers are interpreting as a sign the agency may narrow or scrap a plan to allow use of certain hydrofluorocarbon (HFC) alternatives in the foam sector, after some companies and environmentalists raised concerns about the prior plan’s climate effects. The regulation, which concerns acceptable substitutes for ozone-destroying substances, represents a follow-up to one portion of a June 2020 proposal that sought to authorize substitutes for several applications --...