why are rare earth metals improtant
This infographic breaks down our constant demand for rare earths. Rare earth metals, a group of 17 chemical elements in the Earthâs crust, are crucial to keeping our society running smoothlyâand to transitioning to a clean-tech-driven economy.Theyâre used in electric car motors, lithium ion batteries, computer hard drives, solar panels, and wind turbines.his infographic breaks down our constant demand for rare earths. Rare earth metals, a group of 17 chemical elements in the Earthâs crust, are crucial to keeping our society running smoothlyâand to transitioning to a clean-tech-driven economy.