Two years ago, sodium-ion battery pioneer Natron Energy was busy preparing its specially formulated sodium batteries for mass production. The company slipped a little past its 2023 kickoff plans, but it didn't fall too far behind as far as mass battery production goes. It officially commenced production of its rapid-charging, long-life lithium-free sodium batteries this week, bringing to market an intriguing new alternative in the energy storage game. Not only is sodium somewhere between 500 to ...