It's PH neutral, contains no abrasives, and is used by most museums, to protect heirlooms made from paper, wood, or metal.
It will turn a 95% condition blued handgun, into a 98% plus, in a minute or two.
Prevents fingerprints on guns, with the ensuing salty stuff rusting them.
Water won't make it dissolve, or run off, like lubricants.
Can you tell, I LIKE it.
If it moves, wax it. If it doesn't, wax it anyway.