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Yep, it’s fast: Donut Lab’s solid-state battery gets its first test result
General • February 23, 2026
Since
announcing earlier this year that it was on the cusp of a major
battery breakthrough,
Finnish startup Donut Lab has faced a lot of questions, and plenty of skepticism, about its production-ready, solid-state battery. Could the company really make a fast-charging battery at scale while avoiding some of the theoretical production headaches that have […]
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