Thread Saver - Proven protection for your SCBA valve threads. The valves had bent stems, scuffed handwheels, cracked gauge lenses and other minor damage. However, the heart of the valves, the aluminum bodies, received major damage to each unprotected CGA valve thread. The bodies would have to be replaced.
Temperature extremes are no problem as they're being used in every state from Florida to Alaska.
For Ignition Properties of Plastics, Procedure B. Short Method.