https://www.bbc.com/news/business-49265455"He estimates demand...

https://www.bbc.com/news/business-49265455

"He estimates demand for cobalt for car batteries will grow by between 24% and 35% every year from 2020 to 2023."

"Even if Glencore brings Mutanda back on stream (the shutdown is for "care and maintenance"), and with the artisanal miners producing anything up to 40,000 tonnes a year, Mr Heppel believes it won't be sufficient to meet demand."