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They are pretty tight lipped about what's in them. A state secret I guess. Whatever it is it works.

I originally used them for polishing watch cases. They are really a Swiss Army Knife of polishers. They work on everything including straights though I wouldn't rely on it to impart a protective...

Back in those days it was all done by hand and they had all the time in the world to do it. I have a razor with the tang covered in MOP. Probably a similar thing to yours.