Can the world produce enough cobalt for electric vehicles?

THE ONLY thing that can accelerate as fast as an electric car is the price of the most expensive metal in its batteries. Once a niche input used to strengthen turbine blades, cobalt’s value has soared since it started to feature in modern electronics. Most phones need a few grams’ worth, and every car requires 5-10kg. That adds up. Many business models are based on ample reservoirs of cobalt that experts warn do not exist.