 As fast as we can do it, it's not fast enough even then. In fact, the very existence of this mini chemical plant is a testament to this pressure. This is a research lab. There was never meant to be a commercial line here. But the EV industry is demanding recycled minerals now. And to send a billion-dollar plant in Kentucky, it's due to open next year. Camila Dominovsky, NPR News, Westboro, Massachusetts.