"Copper is used in some anti-seize formulations to prevent galling in high temperature applications where the organic portion of the grease will be cooked out. It serves NO function at ordinary temperatures "
Be warned. It camn also galvanically corrode some metals. Anecdotally most report issues with aluminium
Thick grease is all you need to keep a low temperature joint free to unscrew.
Or for the real mcCoy
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