The Washington Post reported that "New research has found "forever chemicals" in the lining of period underwear, the wrappers of tampons, and in other menstruation products. Forever chemicals, or PFAS, are man-made compounds that can potentially accumulate in the body over time and take years to break down in nature. PFAS, which stands for per- and polyfluoroalkyl substances, have been implicated in a number of serious health effects , including some cancers, high blood pres