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<p>[QUOTE=&quot;mycohopper, post: 890371, member: 21377&quot;]As mentioned before, use the sulfur exceedingly sparingly. I would advise you not to put the sulfur powder into direct contact with the coins. This would cause spotting and unwanted hues/patterns. Seems like the best way would be to place the coin(s) into an album that&#039;s been &#039;boosted&#039; with sulfur powder. However you decide to experiment, just remember that too much sulfur will give you a flat black coin.</p><p><br /></p><p>Oh, and perform this outside or in a very well ventilated area - it&#039;s going to smell horrible <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie8" alt=":D" unselectable="on" unselectable="on" />[/QUOTE]</p><p><br /></p>

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