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<p>[QUOTE=&quot;-jeffB, post: 1389903, member: 27832&quot;]*blink*</p><p><br /></p><p>*blink*</p><p><br /></p><p><img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie9" alt=":eek:" unselectable="on" unselectable="on" /></p><p><br /></p><p>That&#039;s... astonishing.</p><p><br /></p><p>I&#039;ve googled around a bit, and I don&#039;t see a lot of support for this outside of the original reporter. It seems like this would be a Really Big Deal, if acetone is recommended as an industry-standard degreaser for copper. But I certainly don&#039;t have grounds to dismiss it out of hand.</p><p><br /></p><p>(BTW, the reaction they propose isn&#039;t actually <i>oxidizing</i> acetone, not that that makes any difference for this discussion.)</p><p><br /></p><p>Thanks for the link! I suppose at this point I&#039;m solidly in the &quot;no acetone on copper&quot; camp, at least until I get a darkroom set up. <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie1" alt=":)" unselectable="on" unselectable="on" />[/QUOTE]</p><p><br /></p>

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