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<p>[QUOTE=&quot;hontonai, post: 284699, member: 4703&quot;]There have been reports of problems with copper and acetone, but I&#039;ve never had any, and I&#039;ve never heard of problems with any other metal.</p><p><br /></p><p>The four commandments of acetone use are: <ol> <li>Only use the pure stuff from a hardware store, paint store or home center and avoid the contaminants in nail polish remover and other products containing less than 100% acetone</li> <li>Always use it in an extremely well ventilated area</li> <li>Always use fresh distilled or deionized water for at least two rinses</li> <li>Never dry the coin by rubbing it.</li> </ol><p>[/QUOTE]</p><p><br /></p>

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