minus-squareMunkisquisher@lemmy.nztoTechnology@lemmy.world•A new cooling technology freezes food without warming the climatelinkfedilinkEnglisharrow-up1·2 days agoThere are filters that you just need a little compression to get close to pure nitrogen out of, then a lot of cooling to liquify it. linkfedilink
Munkisquisher@lemmy.nz to homeassistant@lemmy.worldEnglish · 3 months agoavoiding Ewaste by un-obsoleting a belkin controllerplus-squarelemmy.nzimagemessage-square0linkfedilinkarrow-up11arrow-down10
arrow-up11arrow-down1imageavoiding Ewaste by un-obsoleting a belkin controllerplus-squarelemmy.nzMunkisquisher@lemmy.nz to homeassistant@lemmy.worldEnglish · 3 months agomessage-square0linkfedilink
There are filters that you just need a little compression to get close to pure nitrogen out of, then a lot of cooling to liquify it.