Toilet paper is an unexpected source of PFAS in wastewater

Wastewater can provide clues about a community's infectious disease status, and even its prescription and illicit drug use. But looking at sewage also provides information on persistent and potentially harmful compounds, such as per- and polyfluoroalkyl substances (PFAS), that get released into the environment. Now, researchers report an unexpected source of these substances in wastewater systems -- toilet paper.

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