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<p>[QUOTE=&quot;GDJMSP, post: 1389245, member: 112&quot;]Acetone doesn&#039;t work very well on oil Dick, which is why when trying to remove oil xylene is recommended.</p><p><br /></p><p>And yeah I know, you say acetone will not react with copper. Well, I&#039;ve seen it with my own eyes. And no it was not old or contaminated acetone, it was brand new fresh out of the can.</p><p><br /></p><p>We have had the discussion many, many times. I readily agree that acetone does not always react with copper, often there is no problem at all. But there are those times when a copper coin like a cent will turn weird colors after it has been dipped in acetone. It happens, there is denying it. I can&#039;t tell you what the cause is, all I know is it happens. And for me, that is reason enough to avoid doing it given that there are other alternatives.[/QUOTE]</p><p><br /></p>

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