intelati@lemmy.world to xkcd@lemmy.worldEnglish · 1 year agoHeat Pump: 2790xkcd.comexternal-linkmessage-square1fedilinkarrow-up16arrow-down10
arrow-up16arrow-down1external-linkHeat Pump: 2790xkcd.comintelati@lemmy.world to xkcd@lemmy.worldEnglish · 1 year agomessage-square1fedilink
Oh is that how they work