Per- and polyfluoroalkyl substances (PFAS) are a class comprising thousands of ‘forever chemicals’ that are environmentally persistent and present in soils, drinking water, foods, and in the bodies of wildlife and people worldwide.  PFAS are used in a wide variety of consumer products, industrial applications, and fire-fighting foams because of their stain resistance, durability, and nonstick … Continue reading The challenge of PFAS with Dr. Linda S. Birnbaum