BTRY rechargeable thin-film one minute charging batteries 10X longer life than lithium, safer, and environmentally friendly

https://www.empa.ch/web/s604/batterie-spin-off-btry

"stacking micrometer cells on top of each other increasing capacity... materials atomized in vacuum chamber to form individual atoms deposited in precisely controlled layer on substrate... machines and know-how to manufacture largely in place... manufacture does not use toxic solvents... smartphones, smartwatches and satellites, where our higher price is only small part of overall product cost.. designing bigger and more powerful battery prototypes"