Build A Peltier Coaster To Keep Your Coffee Warm — Or Cold
By Bill Gurstelle
A Cold junction In 1798, Jean Charles Athanase Peltier was just 13 years old and although he came from a poorly educated family in rural France, people already were beginning to notice the youngster’s intellectual talents. Besides being an avid reader of nearly any book he could get hold of, […]
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October 29, 2019 at 02:00PM
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