Flash method may allow quick recovery of precious metals from e-waste

A method called ‘flash Joule heating,’ which was originally developed to produce graphene from carbon sources like food waste, has been adapted by researchers at Rice University to recover rhodium, palladium, gold and silver from electronic waste.

Energy crunch drives up global metals prices

Copper prices closed in on a 10-year high on Friday as industrial metals from zinc to aluminium rallied on growing concerns that the global energy crunch would hit production.