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According to the European Commission, critical raw materials are defined as пїЅthose which display a particularly high risk of supply shortage in the next 10 years and which are particularly important for the value chainпїЅ. Therefore, when considering a raw material criticality, two main parameters are taken into account: its economic importance and supply risk. Technologies which a decade ago were considered high tech became current today, and raw materials once considered as minor, have gained importance. Parti...