Mercury, even at room temperature, will slowly transition from its silver liquid state into a dangerous vapor that, when inhaled, can leave a person with permanent brain and lung damage. It also happens to be extremely useful for separating gold from other particles, like dirt, making it a popular tool for many mining operators throughout South America.
read more... https://news.mongabay.com/2022/11/mercury-rising-why-bolivia-remains-south-americas-hub-for-the-toxic-trade/
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