ADG ✭✭✭

Wow. I've read through this "chemistry" discussion, and can't resist making a few polite comments. * Copper is found in nature both in its elemental metallic form and in a number of common … (View Post)

Buy/sell on Ebay long enough and you will eventually encounter someone that doesn't have both oars in the water. They're out there. (View Post)

Yeah. Interested when I first heard about it, but never a buyer with these premiums. (View Post)

Yes. It is an organic solvent which can dissolve / remove organic materials on a coin's surface. This can obviously alter the appearance. It does not react with copper itself, or any other metal for … (View Post)

Thanks for the info on fake bars. Anyone with more pix / diagnostics to ID fakes please chime in. (View Post)