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What do limestone, leather, plastic and mulberry tree bark have in common?\xa0They've all been used to make money, plus lots of other materials besides!\xa0Join me for a quick jaunt around the world and through history and we look at a fraction of the history of currency.\nShirt raising money for\xa0Ukraine Red Cross\nLinks to all the research resources are on the\xa0website.\nHang out\xa0with your fellow Brainiacs.\xa0\xa0Reach out and touch Moxie on\xa0Facebook,\xa0Twitter,\xa0or\xa0Instagram.\xa0\nBecome a patron of the podcast arts!\xa0Patreon\xa0or\xa0Ko-Fi.\xa0Or\xa0buy the book\xa0and\xa0a shirt.\nMusic:\xa0Kevin MacLeod,\xa0Steve Oxen\nLearn more about your ad choices. Visit megaphone.fm/adchoices