Normal paper is made of cellulose from trees, but paper money is made from cotton and linen fibers. Learn how this makes paper money more water-resistant in this podcast from HowStuffWorks.
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<p>What goes into making a piece of tech waterproof? From cases to creative charging ports, we look at the challenges.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a><p>See <a href="https://om ... Show More