About 600 of the 12,000 chemical compounds known as PFAS (per- and polyfluoroalkyl substances) are used in a multitude of consumer products and industrial processes because they resist heat, oil, grease, stains and water. Many are known as “forever chemicals” because they are hard to destroy and can last indefinitely in water, soil, air and the human body. PFAS have been linked to health issues and increasingly are the target of regulation and legal action. The Environmental Protection Agency (EPA) on March 14 proposed its first-ever regulation of PFAS in drinking water, which could force water systems nationwide to make costly upgrades. Several states have banned certain PFAS uses, 28 states are considering new regulations this year and the European Union is considering banning substances. ...

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