Melatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml · 10 months agoProbably a stupid question, but will we ever have something like a microwave to make things cold? Is there a reason this can't exist?lemmy.dbzer0.comimagemessage-square247fedilinkarrow-up1516arrow-down131
arrow-up1485arrow-down1imageProbably a stupid question, but will we ever have something like a microwave to make things cold? Is there a reason this can't exist?lemmy.dbzer0.comMelatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml · 10 months agomessage-square247fedilink
minus-squarepeopleproblems@lemmy.worldlinkfedilinkarrow-up2·10 months agoThe magnetocaloric effect can do this. Instead of the target absorbing energy, the magnet does. The magnet heats up and the target cools.
The magnetocaloric effect can do this. Instead of the target absorbing energy, the magnet does. The magnet heats up and the target cools.