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purpurin, Tag
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Scientists Invent a Battery Powered by an Ancient Red Dye Made from Madder Roots
Thu, 13 Dec 12, 7:40am
This holiday season, it is almost a sure thing that one of the gifts you will receive will require a battery. Instead of a plain old Duracell, you may soon be able to reach for a battery powered by a plant. From paper to...
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rice university
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