this post was submitted on 28 Apr 2026
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Solarpunk technology

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China develops iron battery 80 times cheaper than lithium that can last 16 years. It provides a budget-friendly, high-endurance answer for the world’s massive energy storage needs. (interestingengineering.com)
submitted 4 days ago by HaraldvonBlauzahn@feddit.org to c/technology@slrpnk.net
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cross-posted from: https://lemmy.ml/post/46526992

https://www.sciencedirect.com/science/article/abs/pii/S2095495622003485

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[–] boonhet@sopuli.xyz 11 points 4 days ago (1 children)

This is the first I’ve heard of iron batteries, though. I always figured we’d do sodium batteries for big installations since there’s so much of it just dissolved in the oceans.

And we're gonna be producing more by desalination if we want to have enough drinking water in the coming centuries.

[–] Chakravanti@monero.town 2 points 3 days ago

Don't forget the plastic and chaos filters!