Nano One's battery cathode Instant Pot

Global mining and metals company Rio Tinto has entered into a strategic partnership that includes a roughly US$10 million (C$12.5 million) investment in Nano One Materials Corp., a British Columbia-based company that has developed a technology equivalent to the "Instant Pot" of lithium battery cathode materials.

While there has been a lot of buzz about the hundreds of factories being constructed a...