And even though per- and polyfluoroalkyl substances, or PFAS, did not come into existence until around the 1940s, today, "virtually everyone on the planet has PFAS in their blood," Clean Water Action Senior Policy Advocate Laura Spark told lawmakers on Thursday.
"As we continue to make and use PFAS, they continue to build up in our bodies and in the bodies of wildlife," Spark said at a Public Health Committee hearing.
