Dyson energy bracelet a good call
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Article Summary
How many times has your cell phone run out of juice in the middle of an important call? Too many. A team of designers, however, thinks it may have come up with a way of generating enough electricity to jolt your cell phone’s dead battery back to life to finish that all-important call – an energy bracelet that uses body heat and ambient temperature.
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rob yates
- November 26, 2009 @ 12:49 UTC