Mealey's (July 17, 2018, 1:43 PM EDT) -- ALBANY, N.Y. — The four companies that manufactured perfluorooctanoic acid (PFOA), including 3M Co. and E.I. du Pont de Nemours & Co., being sued by a couple who contends that the companies are liable for cancer and other injuries due to groundwater contamination filed separate answers on July 13, denying the allegations and contending that the plaintiffs fail to state a claim upon which relief can be granted (Kenneth Wickenden, et al. v. Saint-Gobain Performance Plastics Corp., et al., No. 17-1056, N.D. N.Y.)....