NURSING ANM AND GNM

Detailed explanation-1: -Gold mining has recently outstripped coal burning as the world’s single largest source of airborne mercury pollution, annually releasing as much as 1000 tons of the potent brain and reproductive poison into the atmosphere.

Detailed explanation-2: -In many countries, elemental mercury is used in artisanal and small-scale gold mining. Mercury is mixed with gold-containing materials, forming a mercury-gold amalgam which is then heated, vaporizing the mercury to obtain the gold.