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Rare metals
Measures and concepts for the solution of the problem of conflict-aggravating raw material extraction - the example of coltan
The scarcity of many raw materials holds significant conflict potentials as global demand increases rapidly. This does not only apply to fossil resources, focussed in the public debate, but also to many rare mineral resources. An important example is the ore coltan, from which tantalum is separated for the use as material or in the electronics industry. More specifically, tantalum is used in high…weiterlesen