Gasoila E-Seal Pipe Thread Sealant with PTFE Paste, Non Toxic, -100 to 600 Degree F, 1 Pint Brush Seals and lubricates NPT pipe threads Can be used on all metals and has excellent resistance to gasoline and ethanol blended gasoline Seals up to 10,000 psi for liquids and up to 3,000 psi for gases Withstands temperatures from -100 degrees F to +600 degrees F (-74 to +318 degrees C) Meets UL standards for use with ethanol blended gasoline