|Thursday, Nov 1, 2012 - 8:00 AM
"Making Stuff: Cleaner"
David Pogue explores the science and business of clean energy, examining alternative ways to generate it, store it and distribute it. One scientist uses chicken feathers to create a cheap way to make hydrogen cars safer. Pogue looks at the dependency on a rare resource in South America to make lithium batteries and how scientists might devise a way for batteries to run on molten salts, abundant in the U.S. Part 3 of 4 G
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