Abstract:Many state and federal environmental and health agencies have developed risk‐based criteria for assessing the risk of adverse health effects of per‐ and polyfluorinated alkyl substances (PFAS) exposure to humans and the environment. However, the criteria that have been developed vary; drinking water criteria developed for perfluorooctanoic acid, for example, can vary by up to 750 fold. This is due to differences and variability in the data and information used, study/endpoint selection, assumptions and magnitu… Show more
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