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<p>[QUOTE=&quot;green18, post: 1036910, member: 10103&quot;]These two statements make me cringe.....</p><p><br /></p><p>&quot;Start by using a FIRM or HARD nylon toothbrush, and gently scrape the excess</p><p>green discharge off the coin. For firmly lodged debris, you can use a toothpick or</p><p>sharply pointed chopstick&quot;</p><p><br /></p><p><br /></p><p>&quot;Some numismatists like to cover their coins in “Renaissance Wax,” or</p><p>Polyvinyl Acetate Lacquer, which are microcrystalline waxes which</p><p>prevent humidity from re-entering the coins</p><p>This is the preferred treatment method of the British Museum</p><p>Unfortunately, it also makes the coin worthless to a collector, very</p><p>difficult to ever clean again, and it’s very hard to remove&quot;</p><p><br /></p><p>I understand that they are talking ancients, but the whole process as the describe, is scary to me.&nbsp; Then again, I&#039;m a modern collector and understand that sometimes extreme measures must be employed to try and conserve stuff that&#039;s been in the ground for hundreds or even thousands of years.......<img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie1" alt=":)" unselectable="on" unselectable="on" />[/QUOTE]</p><p><br /></p>

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