Recyclable mobile phone batteries a step closer with rust-busting invention. Rather than disposing of batteries after two or three years, we could have recyclable batteries that last for up to nine years, by using high-frequency sound waves to remove rust that inhibits battery performance rmit.edu.au Submitted by Wagamaga t3_10ludu4 on January 26, 2023 at 3:27 PM in science 26 comments 386
Banea-Vaedr t1_j5z179z wrote on January 26, 2023 at 3:40 PM I can't wait for smartphone companies to not use this technology! Permalink 7
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