Inspired by a millennia-old blueprint and two of the most abundant scrap metals in the US, scientists have developed a battery prototype that could one day offer a cheap and accessible way to store renewable energy off the grid. The steel-brass battery was crafted with materials you'd find in any old junkyard and can store energy at levels approaching lead-acid car batteries, with tests showing it can withstand years worth of charging cycles to boot.
.. Continue Reading DIY "junkyard battery" inspired by ancient blueprint stores energy cheaplyCategory: Energy
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from New Atlas http://ift.tt/2eEMsGe
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