Bright way to sort recycling more simply

German scientists say they have spotted a way to sort plastics for recycling much more speedily – and it’s all down to fluorescent light. The technique hinges on automated recognition of a plastic item’s polymer make-up – i.e. the molecules it is made of. Professor Heinz Langhals at Ludwig-MaximiliansUniversitat (LMU)’s Department of Chemistry explains: “Plastics […]

Festival Net Zero 2021