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
Viewing a single comment thread. View all comments