3 ms·
Cheap long time storage methods, like "Sand battery"[0], can change the equation. [0]: https://polarnightenergy.fi/sand-battery https://polarnightenergy.fi/san
by drran 4y ago
Cheap long time storage methods, like "Sand battery"[0], can change the equation.
[0]: https://polarnightenergy.fi/sand-battery https://polarnightenergy.fi/sand-battery
- Schroedingersat 4y agoThis is only really useful for low grade heat, but is good to add to the mix.