FOOD GRADE ANTI-SEIZE, 1/2-LB. CAN, NSFH1|LPS’s Food Grade anti-seize is NSFH1-registered and meets FDA requirements for incidental food contact. It protects against seizure, heat-freeze, galling, rust and corrosion by lowering friction and reducing wrench torque. It is non-straining, odorless and water-resistant, and contains no metals. It may be used with potable water.