here you have more resources: http://news.trust.org/item/20180918134734-kqc8m http://news.trust.org/item/20180918134734-kqc8m https://www.amnesty.org/en/lates

here you have more resources: http://news.trust.org/item/20180918134734-kqc8m http://news.trust.org/item/20180918134734-kqc8m https://www.amnesty.org/en/latest/news/2017/11/industry-giants-fail-to-tackle-child-labour-allegations-in-cobalt-battery-supply-chains/ https://www.amnesty.org/en/latest/news/2017/11/industry-gian... There is much more if you want to research further. I'm astonished you didn't know that. To realize this led me to buy used computers and phones instead of new ones among other stuff I try to improve in my personal/professional radius.