Salt Water-Powered Lamp Could Run on Your Tears [Lights]

The next time you go camping, instead of bringing batteries to keep your lantern running, you might only need to bring a salt shaker or a really sad book. Because Green House Co. Ltd., a Japanese company, has developed an LED light that runs on just salt water. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/KgFNHAI3iww/salt-water+powered-lamp-could-run-on-your-tears

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