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<p>[QUOTE="Collect89, post: 539748, member: 15445"]IMO you should <u>never rub</u> anything on a coin. <b><span style="color: red">Cleaning copper coins basically never ends well.</span></b> Expensive or rare copper that needs conservation could be sent to NCS. If you lighten the color of a circulated cent, then it will be ruined. If you change the copper color, then the coin will always look like it has been messed with. Leaving residues on the coins can cause spotting & discoloration over time. If you limit your fluids to Acetone and Blue Ribbon, then your copper coins may survive for future generations to enjoy.</p><p> </p><p>Very best regards,</p><p>collect89[/QUOTE]</p><p><br /></p>
[QUOTE="Collect89, post: 539748, member: 15445"]IMO you should [U]never rub[/U] anything on a coin. [B][COLOR=red]Cleaning copper coins basically never ends well.[/COLOR][/B] Expensive or rare copper that needs conservation could be sent to NCS. If you lighten the color of a circulated cent, then it will be ruined. If you change the copper color, then the coin will always look like it has been messed with. Leaving residues on the coins can cause spotting & discoloration over time. If you limit your fluids to Acetone and Blue Ribbon, then your copper coins may survive for future generations to enjoy. Very best regards, collect89[/QUOTE]
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