In 2023, professor Damian Helbling was getting a lot of calls and emails from local residents. The Environmental Protection Agency (EPA) had just announced regulations to limit per- and polyfluoroalkyl substances (PFAS)—some of which have been linked to cancers and other negative health effects—...
Source: [Phys.org](https://phys.org/news/2026-10-depth-chemicals-finger-lakes.html)