3M announced that it will exit per- and polyfluoroalkyl substance (PFAS) manufacturing and work to discontinue the use of PFAS across its product portfolio by the end of 2025. In the official announcement from 3M, the company said that it plans to. Exit all PFAS manufacturing by the end of 2025: 3M will discontinue manufacturing all fluoropolymers, fluorinated fluids, and PFAS-based additive products.