Melatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml · 1 year 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-square203fedilinkarrow-up1363arrow-down128
arrow-up1335arrow-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 · 1 year agomessage-square203fedilink
minus-squarevklortho@lemmy.worldlinkfedilinkarrow-up4arrow-down2·1 year agoHeat transfer by convection
Heat transfer by convection