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Although mercury use has gone down in industrialised nations, emissions are growing in other regions, especially in East and Southeast Asia, South America and SubSaharan Africa where the use of mercury in artisanal and small scale gold mining operations in remote locations still has a big impact.

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The Heraeus Refinery (Pty.) Limited, a subsidiary of the Group's Managing Company, W. C. Heraeus, highly renowned for its precious metal expertise, is located in close proximity to the South African automobile industry whose demand makes it one of the main consumers of platinum group metals (pgm) for use in exhaust gas catalytic converters.

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