ALBANY, N.Y. — Prized for its ability to make things super-slick, it was used for decades in the manufacture of Teflon pans, Gore-Tex jackets, ski wax, carpets and the linings of pizza boxes and microwave popcorn bags.
Now, with the suspected cancer-causing chemical PFOA being phased out in the U.S., it is still very much around, turning up in the water in factory towns across the country — most recently in upstate New York and Vermont — where it is blamed by residents for cancers and other maladies.