Crean baterías hechas de papel y alimentadas por bacterias.https://buff.ly/2ME2zbw
A paper battery powered by bacteria -- ScienceDaily: In remote areas of the world, everyday items like electrical outlets and batteries are luxuries. Health care workers in these areas often lack electricity to power diagnostic devices, and commercial batteries may be too expensive. Today, researchers report a new type of battery -- made of paper and fueled by bacteria -- that could overcome these challenges.
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