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<p>[QUOTE=&quot;Insider, post: 2494828, member: 24314&quot;]Thanks for the additional instruction and comments:&nbsp; [USER=77639]@calcol[/USER] said: &quot;An ultrasonic cleaner won&#039;t neutralize anything; it&#039;s mechanical, not chemical. <span style="color: rgb(179, 0, 179)">You think? </span>It simply provides <span style="color: rgb(255, 0, 0)">a more thorough rinse</span> in the sense of having the rinse water penetrate into nooks or crannies.&quot; </p><p><br /></p><p><img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie11" alt=":rolleyes:" unselectable="on" unselectable="on" /> <span style="color: rgb(255, 0, 0)">THAT&#039;S WHY WE USE THEM</span>!&nbsp; Note: Conservation involves many steps. Anyone wishing for a detailed description of the process should take a course.&nbsp; It is too much trouble to post COMMEN SENSE things like &quot;make sure your chemicals are fresh and not contaminated.&quot; I&#039;ll leave that up to others here.</p><p><br /></p><p>[USER=77639]@calcol[/USER] said: &quot;There is still a need for rinsing under flowing water, preferably distilled or de-ionized water.&quot;&nbsp; I saw that in use at NCS: FLOWING de-ionized water. <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie2" alt=";)" unselectable="on" unselectable="on" /></p><p><br /></p><p><span style="color: rgb(255, 0, 0)">Warning</span>: Anything I post is my personal opinion and is not intended to be of any instructional use.&nbsp; Play with your coins at your own risk but I don&#039;t advise it.&nbsp; Even knowledgeable professionals ruin coins that don&#039;t belong to them![/QUOTE]</p><p><br /></p>

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