[cobalt Association: Indonesia becomes the world's second largest cobalt producer in 2022, cobalt production will increase tenfold by 2030] according to a report released by the Cobalt Association (Cobalt Institute), an industry organization, Indonesia became the world's second largest cobalt supplier last year, after the Democratic Republic of the Congo. Indonesia's cobalt production rose to 9500 tonnes last year from 2700 tonnes in 2021, accounting for 5 per cent of global supply, according to the report. The Cobalt Association predicts that Indonesia is likely to increase cobalt production tenfold by 2030.