Besides lung damage it can lead to memory loss, irritability, depression, kidney failure, tremors, numbness and discoloured, peeling or scaly skin. Extreme mercury poisoning can cause paralysis, coma, or insanity. In a 2018 study measuring blood mercury levels in miners in eastern Cameroon, almost one in 10 (9.1%) of the miners had blood that was chronically intoxicated with mercury.
read more... https://www.theguardian.com/global-development/2020/feb/14/gold-pits-have-become-tombs-mining-leaves-a-tragic-legacy-in-cameroon
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