Since the 1940s, companies have been using PFAS—perfluoroalkyl and polyfluoroalkyl substances—to make products easier to use, from Teflon nonstick pots to waterproof rain gear, stain-resistant carpet ...
(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Author: Gabriel Lade, Macalester College About 23 million U.S. households depend on ...