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What We Know About Per- and Polyfluoroalkyl Substances (PFAS)

Many communities are detecting per- and polyfluoroalkyl substances (PFAS) in drinking water. Trace amounts of several of the most-researched PFAS have been linked to harmful health effects. 

Learn more about this class of thousands of chemicals, join our next workshop. Past workshops and presentations can be viewed online. 

Download the factsheet, What We Know: Per- and Polyfluoroalkyl Substances (PFAS) (PDF) to learn more.

Take action on PFAS with the AAAS Local Science Engagement Network

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