Venom PTFE pipe thread sealant is a smooth, soft-setting, non-hardening sealing compound for use in production, installation, and maintenance. Perfect for plumbing applications. It provides a positive seal and outstanding for pipe threads and connections that may require disassembly. Will work on: ABS, Aluminum, Black Iron, Brass, Copper, CPVC, Fiberglass, Galvanized Steel, Nylon Plastic, PE, PVC, and Stainless Steel. Recommended Uses: Acide, Air, Butane Oils, Cutting Oils, Diesel Fuel Oil, Ethylene Glycol, Freons, Gasoline, Heating Oils, Kerosene, LPG Gases Mineral Oils, Natural Gas, Nitrogen, Petroleum Solvents, Potable Water, Propane, Propylene Glycol, Steam Lines, Water (hot or cold)