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<p>[QUOTE=&quot;marid3, post: 1365563, member: 35968&quot;]&quot;lightly pressurized&quot;&nbsp; - enough that it wasn&#039;t a drip, but NOT pressure washing. . .</p><p>Not to argue, you made one assumption, and it sounds like you&#039;re reaching with &#039;disrupting the metal flow lines&#039; to justify some established position.</p><p><br /></p><p><br /></p><p>I saw the process - you didn&#039;t.&nbsp; I&#039;m just offering my observations/experience, and you discount/discredit out of hand - that&#039;s rather rude and depending on your expertise, ignorant. </p><p>&nbsp;</p><p>To be fair, I could have been more clear: cleaning=bad, even under labratory conditions by the best, because most cleaning isn&#039;t labratory level.&nbsp; </p><p><br /></p><p>Perhaps it merits a separate thread, but this does raise a related question:&nbsp; When is cleaning good?&nbsp; To be fair, for most of us on CT, the answer is never.&nbsp; But most would agree shipwreck salvages cleaned of barnacles to uncover the coins is generally accepted.&nbsp; So, since most of the comments are consensus: &quot;don&#039;t clean&quot;, then under what other circumstances would you agree a coin should be cleaned (anything other than rinsing with distilled water?)&nbsp; </p><p><br /></p><p>I&#039;ll bet this could reval some funny stories (e.g. &quot;one time my dog ate, then pooped my coin . . .&quot;)[/QUOTE]</p><p><br /></p>

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