Nafion byproduct 2 found in blood of well users near Fayetteville, N.C.

Researchers from the GenX Exposure Study detected PFAS originating from a fluorochemical manufacturing plant—including Nafion byproduct 2 and GenX—in nearby private wells in Bladen and Cumberland Counties, N.C. PFAS refers to a group of chemicals called per and poly-fluoroalkyl substances.