For finicky people like you sire, we have the sodium-sulphur battery that works at room temperature - https://www.thehindu.com/sci-tech/science/iit-m-designs-ro

For finicky people like you sire, we have the sodium-sulphur battery that works at room temperature - https://www.thehindu.com/sci-tech/science/iit-m-designs-room-temperature-sodium-sulphur-battery/article30544366.ece https://www.thehindu.com/sci-tech/science/iit-m-designs-room... ...