Message:

<p>[QUOTE=&quot;Oldhoopster, post: 2975419, member: 84179&quot;]<img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie20" alt=":banghead:" unselectable="on" unselectable="on" /><img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie20" alt=":banghead:" unselectable="on" unselectable="on" /><img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie20" alt=":banghead:" unselectable="on" unselectable="on" /></p><p><b>Please do not spread this potentially damaging information to new collectors.</b>&nbsp; Olive oil is mildly acidic and can damage or discolor coins if it is not completely removed.&nbsp; It can also cause copper coins to discolor.</p><p><br /></p><p>It probably won&#039;t harm cheap coins too much, but I would never, ever, suggest this to newbies.&nbsp; Also, Wood from a toothpick may not damage a circulated coin, but what if the material you&#039;re removing is has hard particles adhered to it?&nbsp; Easy to scratch the surface in those situations.</p><p><br /></p><p>What do you do about the residual oil left on the coin?</p><p><br /></p><p>Acetone will remove many organic compounds on a coin and will not react with metal or toning (for clarity, there may be a very specific situation where it may darken copper, but it is highly unlikely that most collectors will encounter it).&nbsp; In addition, acetone will remove PVC decomposition residue that is acidic and damage coins.&nbsp; However, acetone is a chemical and you don&#039;t want to play with it if you don&#039;t have some experience.</p><p><br /></p><p>However, you may want to practice on inexpensive coins first to get an idea[/QUOTE]</p><p><br /></p>

Your name or email address:

Do you already have an account?

• No, create an account now.
• Yes, my password is:
• Forgot your password?

Stay logged in