mxeff@feddit.org to Science Memes@mander.xyzEnglish · 3 months agoIf God had wanted us to have nearly unlimited clean energy, He would have placed a fusion reactor into the sky.feddit.orgimagemessage-square188fedilinkarrow-up11.13K
arrow-up11.13KimageIf God had wanted us to have nearly unlimited clean energy, He would have placed a fusion reactor into the sky.feddit.orgmxeff@feddit.org to Science Memes@mander.xyzEnglish · 3 months agomessage-square188fedilink
minus-squareAceticon@lemmy.dbzer0.comlinkfedilinkEnglisharrow-up3·3 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@lemmy.calinkfedilinkEnglisharrow-up4·3 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/