Matt FerrellNASA built tech to make oxygen on Mars. A former NASA engineer just used the same process to build a 100-hour battery here on Earth. New video on it, here: https://www.youtube.com/watch?v=rAduhmW5ZO8
Website post: https://undecided.link/49fpUcD
Simon Willcocks@mattferrell Sorry, but my phone battery can provide 100 hours of power, just not very much of it. What do you mean by "100-hour battery"?