Message:

<p>[QUOTE=&quot;physics-fan3.14, post: 3000106, member: 19165&quot;]It is widely accepted. But it also does damage. The dip will physically alter the structure of the surface - that&#039;s why doing it once or twice is okay, but doing it too much is damaging. And this has been known for decades. </p><p><br /></p><p>For a scientific analysis, and proof of what you&#039;re looking for, read Weimar White&#039;s &quot;Coin Chemistry.&quot; I don&#039;t agree with all his conclusions, but he makes a very compelling case backed by science. </p><p><br /></p><p>Dipping is absolutely causing damage, and thus cannot be considered conservation.[/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