Thread: A interesting energy storage idea
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Old 05-18-16, 06:53 AM   #1
redneck
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Default A interesting energy storage idea
Another interesting energy storage idea.



https://www.wired.com/2016/05/forget...ed-train-hill/

https://vimeo.com/39364772

https://vimeo.com/75895781?from=outro-embed

https://vimeo.com/48546631?from=outro-embed


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