Tap waterFrance has seen its biggest ever ban on tap water in Saint-Louis, near the Swiss city of Basel.Local authorities put letters through approximately 60,000 mailboxes urging the public to ensure that kids under two, pregnant and breastfeeding people, and the immunocompromised don’t drink tap water. This was because the levels of PFAs, also known as “forever chemicals,” had been raised to four times the acceptable limit by firefighting foam used in a local airport since the ’60s. PFAS stand for per- and polyfluoroalkyl substances, chemicals which take an extremely long time to break down. They’re present in everything from skincare products to frying pans and include 5,000+ substances.Saint-Louis is one of