(July 2, 2024, 9:22 AM EDT) -- CHARLESTON, S.C. — A firefighter has sued the 3M Co., E.I. DuPont de Nemours & Co. and others in South Carolina federal court alleging that the protective gear made by the companies for use by firefighters contains per- and polyfluoroalkyl substances (PFAS) and that exposure to PFAS as a result of wearing the gear caused him to develop cancer....