PFAS Relative Risk Model: A Traditional Assessment Framework Explains PFAS Uncertainties

AN ALTERNATE APPROACH TO SUPPORT PFAS RISK DECISION-MAKING Per- and polyfluoroalkyl substances (PFAS) have created additional complexity in assessing risk in raw materials, finished products, and potable water. Unknowns associated with the complex toxicity, fate and transport, regulation, and risk decision-making related to PFAS create a foundation of unnecessarily conservative assumptions in the development of