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The original was posted on /r/technology by /u/sideAccount42 on 2025-08-30 23:54:31+00:00.
The world's largest sand battery just went live in Finland
Submitted 6 months ago by bot@lemmit.online [bot] to technology@lemmit.online
https://newatlas.com/energy/largest-sand-battery-finland-pornainen/