MELBOURNE, Australia | Australia is suing U.S. conglomerate 3M for more than 2 billion Australian dollars ($1.4 billion) over so-called “forever chemical” contamination from firefighting foam at defense bases, the government said on Thursday. The government’s largest-ever claim for compensation relates to contamination with per- and polyfluoroaklyl substances, known as PFAS, at 28 bases. Human-made […]