Article: Mercury usage in acetylene-based PVC production to decrease.(Health, Safety & Environment)

In recent years, more and more mercury has been exposed to the environment globally and thus, it aroused much attention of relative organizations from various countries on mercury pollution from industrial production. Small-scale gold mining and vinyl chloride monomer production based on acetylene are the top two mercury consuming sectors worldwide.

China possesses abundant coal but meager crude oil resources. So China's production capacity of acetylene-based PVC (polyvinyl chloride) with coal as raw materials is much bigger than that with oil as raw materials. However, PVC production by acetylene process must use mercury as catalysts. China is the world's ...

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