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MIT scientists propose power storage using cement blocks (www.datacenterdynamics.com)
submitted 3 years ago by to c/technology@lemmy.world
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Plan to commercialize supercapacitors in the next few years

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[–] 6 points 3 years ago (2 children)

One catch is that carbon black is mostly made from fossil oil.

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  • [–] 8 points 3 years ago

    It's more nuanced than that. The question is whether we're just using carbon black that's already an excess byproduct of other industries, or we'd be actively producing it to make these wall batteries.

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