Marxism-Fennekinism@lemmy.ml to Videos@lemmy.ml • 1 year 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 • 1 year agomessage-square1 Commentsfedilink
minus-squarecomfortable_doug [he/him, they/them]hexbear2·1 year agoWelders use switched magnets all the time link
Welders use switched magnets all the time