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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How Do Tiny Capers Pack Such a Big Flavor Punch?
06:35

What Do A.M., P.M., and SOS Stand For?
09:18

How Do Fainting Goats Work?
09:04