Sodium batteries

Clearly, an issue with rechargeable batteries based on lithium is availability as lithium is a rare earth, so resources are limited. CATL has said sodium batteries are dropping in price dramatically. This could help EV sales and that of mass storage batteries.

Donut batteries

Allegedly, the Donut battery is not living up to expectations. 

It would appear that the battery is not what we were all hoping for. 

At one time, judging by the hype, this was the breakthough we had all been awaiting.

This is just one video. I have no way of telling if it is AI.

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