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<p>[QUOTE=&quot;satootoko, post: 125848, member: 669&quot;]Neither 2x2s, with their mylar windows, nor the hard plastic slides used by Whitman, Dansco, et al., in their albums, contain PVC, so how many weeks, years, decades or even centuries a coin spends in contact with those plastics is totally irrelevant to PVC contamination.</p><p><br /></p><p>Here is a closeup of the rim on the 50 yen coin in the Japan Mint Bureau&#039;s 1975 Mint Set.&nbsp; All mint sets prior to 1984 were issued in plastic folders made with PVC. <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie9" alt=":eek:" unselectable="on" unselectable="on" /></p><p>If you look closely at the rim you will see a dark green color - that&#039;s the PVC damage which will eventually pit and corrode the coin. <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie9" alt=":eek:" unselectable="on" unselectable="on" /> <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie9" alt=":eek:" unselectable="on" unselectable="on" />[/QUOTE]</p><p><br /></p>

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