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bigiain
on July 27, 2019
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Open source all-iron battery for renewable energy ...
I'm also curious about it's potential to be built from recycled/junkyard resources, instead of needing access to rare earth metals. (Perhaps post-apocalyptically...)
maxerickson
on July 27, 2019
[–]
Just go with lead-acid in the apocalypse. Embrace the aesthetic.
Consider applying for YC's Spring batch! Applications are open till Feb 11.
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