Frustrated local leaders urge Congress to move faster on regulating PFAS

Hazardous materials designation would trigger federal cleanup standards

Fire fighters still use foam to put out petroleum fires like this one at an ExxonMobil petroleum storage facility in 2003 in New York City. The foam can contain polyfluoroalkyl substances, or PFAS, which are known as forever chemicals because they don't break down easily and have contaminated ground water. (Photo by Mike Hvozda/USCG/Getty Images)