October 2011
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I’ve been wanting to try these Coffee Joulies out for a while now. Coffee Joulies were invented by two engineers named Dave Petrillo and Dave Jackson. Coffee Joulies are meant to keep your coffee at the perfect drinking temperature for hours by absorbing thermal energy. The material inside the Joulies are said to be non-toxic. Currently they are in production so we’ll just have to...
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September 2011
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