mxeff ( mxeff@feddit.org ) to Science Memes@mander.xyzEnglish · 9 months agoIf God had wanted us to have nearly unlimited clean energy, He would have placed a fusion reactor into the sky.feddit.orgimagemessage-square41linkfedilinkarrow-up1638
arrow-up1638imageIf God had wanted us to have nearly unlimited clean energy, He would have placed a fusion reactor into the sky.feddit.orgmxeff ( mxeff@feddit.org ) to Science Memes@mander.xyzEnglish · 9 months agomessage-square41linkfedilink
minus-squareAceticon ( Aceticon@lemmy.dbzer0.com ) linkfedilinkEnglisharrow-up3·9 months agoAll it takes is a water pipe painted black zigzagging inside a box which is black inside and has the sun facing side replaced by glass. You can get hot water from something like that even in Winter.
minus-squareSaveTheTuaHawk ( SaveTheTuaHawk@lemmy.ca ) linkfedilinkEnglisharrow-up4·9 months agoyou can get>200F from a passive solar air heater made of soda cans on a 30F day. https://www.instructables.com/Aluminum-Can-Solar-Heater/
All it takes is a water pipe painted black zigzagging inside a box which is black inside and has the sun facing side replaced by glass.
You can get hot water from something like that even in Winter.
you can get>200F from a passive solar air heater made of soda cans on a 30F day.
https://www.instructables.com/Aluminum-Can-Solar-Heater/