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<p>[QUOTE=&quot;900fine, post: 214388, member: 6036&quot;]Nice work.</p><p>&nbsp;</p><p>Personally, I see no need to ever do anything like this with any coin. But it&#039;s interesting to see your thinking pattern.</p><p>&nbsp;</p><p>Surely the purity of the acetone is a big factor.</p><p>&nbsp;</p><p>I&#039;m no chemist... but I am a chemical engineer. Acetone is a relatively inert compound with almost no oxidizing potential. And yes, when it evaporates it should leave no residue.</p><p>&nbsp;</p><p>So I don&#039;t know what that junky powder is in the Wal-Mart solvent, but I can&#039;t see it doing much good for your coinage.[/QUOTE]</p><p><br /></p>

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