John_Hasler t1_iubrj9l wrote
Reply to comment by OnlyNeverAlwaysSure in New approach to ‘cosmic magnet’ manufacturing could reduce reliance on rare earths in low-carbon technologies by FUZxxl
> rare earth metal batteries
No, rare earth metal magnets.
OnlyNeverAlwaysSure t1_iubugmf wrote
Doh, yes I just read that it was magnet not battery. Brain bad.
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