Recovering a rare metal from LCDs to avoid depleting key resource

Consumers are hooked on liquid-crystal displays, but recycling may be necessary to keep up production.


Life without bright screens on our smart phones and TVs is hard to imagine. But in 20 years, one of the essential components of the liquid-crystal displays, or LCDs, that make many of our gadgets possible could disappear. To address the potential shortage of this component — the element indium — scientists report in the journal ACS Sustainable Chemistry & Engineering a new way to recover the valuable metal so it could be recycled.
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