PFAS in Drinking Water: Causes, Consequences, and How to Protect Yourself Per- and polyfluoroalkyl substances (PFAS), often referred to as “forever chemicals,” have become one of the most pressing public health concerns of our time. Known for their resistance to heat, water, and oil, these man-made compounds are widely used in everyday products ranging from nonstick cookware to waterproof fabrics. Unfortunately, their persistence in the environment has...