Perfluoroalkyl and polyfluoroalkyl substances (PFAS) are a family of fluorinated organic chemicals that do not occur naturally in the environment. PFAS chemicals perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) have been manufactured the longest, is the most widespread in the environment and are the most well-studied. These chemicals have been used to make carpets, clothing, … Continue reading PFAS and Idaho Drinking Water