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<p>[QUOTE=&quot;imrich, post: 1046801, member: 22331&quot;]<b>Just A Dumb Question</b></p><p><br /></p><p><br /></p><p><br /></p><p><b><font face="Arial">I may be missing something, but this old scientist hasn&#039;t progressed from the stone age to the modern age where collectors are encapsulating precious commodities in &quot;plastic&quot;. </font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">I&#039;m sorry, but having spent a portion of my life designing/advising in the production of extruded/molded/cast/etc. &quot;plastic&quot; commercial products, understanding the constituent, and processing chemistry, I&#039;m in a quandary trying to understand this storage practice.</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">I know the &quot;trust me&quot; attitude prevails in our area of collectability.</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">What is the primary constituent &quot;plastic&quot; for these &quot;holders&quot; (e.g. polycarbonate, acrylic, etc.)?</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">I&#039;m apparently deficient in understanding how these modern methods of storage are preferable to those inexpensive methods I&#039;ve used for more than a half century without realizing the deterioration I&#039;ve seen when more recently acquiring coins in &quot;modern&quot; holders.</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">Please explain how ammunition cans with a desiccant pack, and coins wrapped in undyed cloth are inferior to plastic holders. I also still have coins contained in wax sealed paper milk cartons (I know how that &quot;dates&quot; my practices) which I believe to be preferable. </font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">For presentation, are glass and wood outdated?</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">Does the Smithsonian Museum of American History, and other learned storage institutions now encase artifacts in &quot;plastic&quot;?</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">I&#039;m just an old man trying to determine/learn/separate where hype stops, and logic/truth prevails.</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">Thanks for understanding. Rich :bow:</font></b></p><p><b><font face="Arial"><br /></font></b></p><p><b><font face="Arial">&nbsp;</font></b>[/QUOTE]</p><p><br /></p>

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