sciencematerial: Demonstrate the direct conversion of heat to electrical energy. http://sciencematerial.com/navigation/detail.asp?MySessionID=176-196043619&CatID=14&id=P65401

sciencematerial: Demonstrate the direct conversion of heat to electrical energy.

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sciencematerial: Demonstrate the direct conversion of heat to electrical energy. http://sciencematerial.com/navigation/detail.asp?MySessionID=176-196043619&CatID=14&id=P65401

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