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Raw materials such as zinc and indium are in greater demand by the high-tech industry than ever before. By means of leaching, metals can be recovered from mining residue.
The West still has a lot to learn about processing rare earth elements. New methods set out to remedy this - and save resources, too.
A new method recovers precious materials such as niobium or tantalum for high-tech applications. This reduces Austria’s dependency on raw materials.