Marxism-Fennekinism@lemmy.ml to Videos@lemmy.ml • 9 months agoA Permanent Magnet That Turns On and Offexternal-linkmessage-square1 fedilinkarrow-up110
arrow-up110external-linkA Permanent Magnet That Turns On and OffMarxism-Fennekinism@lemmy.ml to Videos@lemmy.ml • 9 months agomessage-square1 Commentsfedilink
minus-squarecomfortable_doug [he/him, they/them]hexbear2·9 months agoWelders use switched magnets all the time link