Salt batteries! The future of clean energy?

Could the future of electric power lie in your kitchen? For years, lithium has been battery royalty. But now, a humble contender is stepping out of the kitchen and into the spotlight: sodium — the key element in plain old salt. It’s cheap, abundant, and surprisingly powerful. So, is it just a backup plan, or could salt truly reshape the energy world? On the show: Heyang, Steve Hatherly & Ding Heng