Rare earths: setting the tone

Rare earth elements have risen to become the most critical of all minerals. Deemed the highest risk raw material to do business with by the EU and US, these specialist products have changed the face of modern society from sparking the advent of colour TV to constructing super-strong magnets for electric vehicles and government weapon systems. Clint Cox profiles today’s uses for rare earths and the questions to ask when developing new sources of these critical elements.