The Salt of the Earth: Could Sodium Batteries Power the EV Revolution?
The electric vehicle (EV) revolution is well underway, promising cleaner air in our cities and a vital step away from fossil fuels. Yet, this green transition leans heavily on one critical technology: the lithium-ion battery . While revolutionary, these batteries have a well-known Achilles' heel: their ingredients. Lithium, cobalt , and nickel are expensive, geographically concentrated, and come with significant environmental and ethical baggage. This supply chain bottleneck is what keeps EV prices stubbornly high. But what if the answer wasn't in a rare earth mineral, but in something far more common? What if the future of affordable electric transport could be powered by salt ? The Problem with Lithium For decades, lithium-ion (Li-ion) has been the undisputed champion. It's lightweight and packs a lot of power, making it perfect for everything from your phone to a long-range EV. However, as demand soars, its drawbacks become starker: Cost: Lithium pri...