The Environmental Protection Agency (EPA) has finalized rules for the amount of certain “forever chemicals” allowed in drinking water. This is the first time the US has placed legally enforceable federal limits on per- and polyfluoroalkyl substances (PFAS), chemicals so ubiquitous that they’ve likely already made their way into most Americans’ bloodstreams.
There are thousands of different kinds of PFAS used to make products resistant to water, stains, and heat. Before potential health risks came to light, these chemicals became staple ingredients in everything from nonstick pans, food packaging, fire-fighting foams, and fabric protector to dental floss and menstrual products. The chemicals’ hallmark hardiness also means that they…
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