Artisanal lead mining in Nigeria is responsible for airborne lead exposures that are 10 times the U.S. Permissible Exposure Limit according to a study published in the Journal of Occupational and ...
"Quarterly attributable silver production of 12.5 moz (including Silverstream) increased 1.0% vs. 1Q25 due to the higher volume of ore processed and higher ore grade at Saucito and San Julian Veins, ...
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