"The Teflon Toxin: The Case Against DuPont"

DuPont, a major U.S. chemical company, for years hid what it knew about the threats to employees and neighbors from a chemical -- perfluorooctanoic acid, also known as PFOA or C8 -- that can cause cancer and other health damage. The PFOA was used in operations of DuPont's Washington Works plant in Parkersburg, WV. Its health damage was the focus of a major class-action lawsuit.

Sharon Lerner reports for The Intercept August 17, 2015, in the second part of a series.

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Part One: "DuPont and the Chemistry of Deception" (The Intercept)