3 ms·
Couldn't it be just a shell of carbon or tungsten, but the bulk of material inside be molten sand, or something else "dirt cheap"?
by svantana 3y ago
Couldn't it be just a shell of carbon or tungsten, but the bulk of material inside be molten sand, or something else "dirt cheap"?
- Cymrukicks 3y agoLike this? https://polarnightenergy.fi/sand-battery#:~:text=It%20is%20an%20insulated%20silo,exchanger%20or%20a%20steam%20generator https://polarnightenergy.fi/sand-battery#:~:text=It%20is%20a....