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<p>[QUOTE=&quot;physics-fan3.14, post: 26051036, member: 19165&quot;]Acetone won&#039;t hurt that coin, but it also won&#039;t help it at all. That fingerprint is both toning and part of the surface. If you used anything else, such as a dip like ms70, you&#039;re going to strip the surface and leave a white coin. The amount of toning, it may have a dull surface remaining.</p><p><br /></p><p>I&#039;d leave it as is.[/QUOTE]</p><p><br /></p>

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