Toxic dust and runoff bring soaring levels of dangerous metals such as cadmium and lead.....
https://www.washingtonpost.com/world/asia_pacific/chinese-metal-mines-feed-the-global-demand-for-gadgets-theyre-also-poisoning-chinas-poorest-regions/2019/12/29/c90eac2c-0bcb-11ea-8054-289aef6e38a3_story.html
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