arbilp3@aussie.zone to Aussie Enviro@aussie.zone · 4 months agoI used sound waves to make espresso. It could cut coffee-brewing energy use by 75%theconversation.comexternal-linkmessage-square32linkfedilinkarrow-up11arrow-down10file-textcross-posted to: science@mander.xyzcoffee@lemmy.world
arrow-up11arrow-down1external-linkI used sound waves to make espresso. It could cut coffee-brewing energy use by 75%theconversation.comarbilp3@aussie.zone to Aussie Enviro@aussie.zone · 4 months agomessage-square32linkfedilinkfile-textcross-posted to: science@mander.xyzcoffee@lemmy.world
minus-squareKairos@lemmy.todaylinkfedilinkarrow-up0·4 months agoThe cost of brewing includes the machine cost over its lifetime. The electricity cost is near zero.
The cost of brewing includes the machine cost over its lifetime. The electricity cost is near zero.