In artisanal mining, mercury is mixed with gold-containing materials, forming a mercury-gold mixture, which is then heated to obtain the gold. As the mercury-gold mixture is heated, the air fills with fumes as the liquid metal evaporates — leaving behind a lump of gold.
read more... https://www.chronicle.co.zw/ban-on-use-of-mercury-artisanal-miners-oblivious-of-new-law-others-remain-defiant/
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