OMG
If a "cleaned" coin is allowed to age, mellow and oxidize. could it ever pass for an un-cleaned coin?
I want to cry
Holy Moly! Stay away from cyanides of any ilk. When acidified they produce hydrogen cyanide which is the old "gas chamber" gas. Hope you are...
The coinage metals are usually considered to be gold, silver and copper. They all do have different surface chemistries, but harsh cleaning would...
Know I am being picky, but you have high aspirations and should know that harsh "cleaning affects the value" of coins - only if you can detect the...
I'm not Doug, but the answer is simple, it makes them look shiny and sparkly and attracts the eye of all but the purists.
Buying single coins on e-bay can be an expensive proposition. B&M shops and shows are much cheaper, but if you look long enough, you can find...
Good job
I'll go with original
Looking at the msds, it doesn't show oxalic acid as an ingredient. Does work well on cookware though.
Remind me again of how old you are.
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