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https://www.sciencealert.com/this-pap...ry-and-is-activated-by-drops-of-water
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http://www.futura-sciences.com/scienc...avec-du-zinc----comme-dans-les-piles]
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http://www.actinnovation.com/innovati...colo-recharge-5-minutes-eau-6620.html
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http://www.gizmodo.fr/2012/05/16/telephone-portable-autonomie-15-ans.html
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