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Switzerland dug a hole the size of two soccer fields to install the world’s most powerful underground battery, able to output 1.2 GW within milliseconds. (www.ecoticias.com)
submitted 1 month ago* (last edited 1 month ago) by to c/technology@lemmy.world
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[–] 2 points 1 month ago (1 child)

*3.14159

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