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Editorial
BBC World Service speaks to metals expert, Julian Kettle
Global commodities from cobalt to zinc are seeing a broad rally - what's behind this trend?
The noise around cobalt relates to electric vehicles. Most of the battery technologies in electric vehicles contain cobalt... When you look at the number of EVs that are projected to be produced and on the roads by 2020 and 2025, you very quickly run out of cobalt.
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