Forget About Melting Steel with Sunshine… How About Rocks? (Video)
Image: Youtube 2 Square Meters of Sunlight is All it Takes Last summer, I wrote about a cool video that showed how a solar oven could be used to melt steel . It’s a good demonstration of just how much solar energy is hitting the Earth (it’s one thing to know abstractly, but it’s much more memorable to see it in action). Here’s another very cool video in the same vein, except that they don’t just stick to steel (which has a melting point of approx. 1,370 °C/2,500 °F). The best quo… Read the full story on TreeHugger
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Forget About Melting Steel with Sunshine… How About Rocks? (Video)
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on November 30, 2010. Filed under
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