Mealey's (April 13, 2023, 7:15 AM EDT) -- TRENTON, N.J. — Two affiliates of E.I. du Pont de Nemours & Co. have filed an answer in New Jersey federal court denying allegations that they are liable for contamination from per- and polyfluoroalkyl substances (PFAS) and asserting 72 affirmative defenses, including the claim that any injury was caused by persons or entities for whose conduct the companies are not responsible....