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<p>[QUOTE=&quot;Michael K, post: 25846480, member: 78298&quot;]Also think leaving them alone is best. Acetone was fine.</p><p>Any kind of harsh chemicals or acid is only going to ruin the coins and they will never straight grade. I mean there are mad scientist coin doctors who know exactly how to dilute these things and dip them for a second and then rinse with distilled water, and maybe get them past the graders.</p><p>I also don&#039;t know why it would be verdigris. Where is the green copper rot?</p><p>Acetone won&#039;t work on verdigris and they worked a little on these coins.[/QUOTE]</p><p><br /></p>

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