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JAJ Hobby SHop
Stirling engine hot air Stirlingmotor
free energy TOYS educational model ,NO stream, school science project
Engine is fired by denatured alcohol burner . Heat is applied to the end of the glass cylinder . The cylinder is air-tight. Therefore air in the cylinder is permanently sealed inside the engine. This
$39.99
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MPN: JAJ 1052
UPC: 016463830429
Product category: Toys & Games
Product type: eco toys
Availability: In stock