this is a very cool technology. and it cracked me up.
http://arstechnica.com/science/news/...-batteries.ars
Canister lets you add water (or bodily fluids) to recharge batteries
Adding water (or even urine) to a new cartridge, SiGNa's mobile-H2™, produces hydrogen that a fuel cell device can use to charge batteries. We take a look at the chemistry behind the cartridges and speak with SiGNa's CEO Michael Lefenfeld about the technology.
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