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<p>[QUOTE=&quot;cdb1950, post: 31778, member: 1735&quot;]Hi, Higgins.</p><p><br /></p><p>Rule of thumb - NEVER, EVER WIPE A PROOF COIN</p><p><br /></p><p>Pat it if you must (a cotton cloth is soft and will absorb) to remove solvents and such, but ANY wiping will permanently scratch the surface, even silk.&nbsp; </p><p><br /></p><p>Lots of times, solvents won&#039;t fix the problem, but will almost always nuetralize any corrosive elements of the haze to retard any further corrosion of the coin surface if it is done per instructions.&nbsp; Many times, that&#039;s the best you can hope for.</p><p><br /></p><p>If the suface of the coin has a large blob of corrosion or verdigris that isn&#039;t being removed by solvent, sometimes I will very carefully use a wooden toothpick (usually under magnification) to try to remove it, but the toothpick should touch the surface of the coin as little as possible, just the blob.&nbsp; Only use it to &#039;push&#039; the blob off.[/QUOTE]</p><p><br /></p>

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