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Disney Trades Batteries For Paper Generators

Disney has developed a way to use a sheet of paper as a power source, thereby eliminating the need for batteries. The concept is being tested and, if those tests prove successful, the idea could be used to make Disney children's books. But it could ... also prove useful for a range of gadgets. The system uses electret, a material that permanently holds an electrical charge. It works with static electricity, but can be compared to a magnet. Teflon, more commonly associated with non-stick cookware, is an electret material. If you rub Teflon against paper, it creates an opposing electrical charge in ... (view more)

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