In this Jan. 21, 2016, file photo, Michael Hickey poses near Hoosick Falls municipal well 7 between two baseball fields in Hoosick Falls, N.Y. PFOA, long used in the manufacuring of Teflon pans, Gore-Tex jackets, ski wax, and many other products has turned up in the water in factory towns around the country like Hoosick Falls. Hickey, a local insurance underwriter, exposed the contamination in Hoosick Falls, a bucolic community near the Vermont state line. (AP/Mike Groll)

Teflon Pollutes The World: Deadly Chemical Spreads Into Global Water Supplies

From Holland to Ohio, PFOA, the toxic key ingredient in Teflon, has spread into waterways and rivers from former DuPont factories.