Mercury
Mercury
Mercury
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Water: industrial sewage - chlorine alkali 、<br />
plastics、 electronics industry 、<br />
amalgamative ore-refining industry and<br />
fulminating mercury ;<br />
Soil:pesticides containing mercury and sludge<br />
manures;<br />
Air:waste gas containing mercury and<br />
grainnessed mercury-ore-refining、burning<br />
of coal and oil<br />
Air→Soil→Water<br />
Annual produced quantity:>10,000t →<br />
“three wastes”