Contains PTFE for greater sealing power. Pressures: 3,000 PSI (204 BAR) for gas, 10,000 PSI (680 BAR) for liquid. Sealing temperature: -50°F to 500°F (-46°C to 260°C). Can be used on a variety of metals and plastic, eliminating the need for any other thread sealant. Washes off hands and clothes easily, quick and easy cleanup. Safe, non-toxic, nondrying. DO NOT USE ON OXYGEN SERVICE, USE OXYTITE PASTE OR SLIC-TITE PTFE TAPE. Made in U.S.A. For use on/with: Metal, PVC, CPVC, ABS.