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Multivariate mathematical analysis indicated that in prospecting region, As, Bisexual, Compact disc, Cu, Hg, Pb, Sb, and Zn had been generated from anthropogenic sources; within smelting location, As, Be, Disc, Corp, Cu, Pb, Sb, and also Zn ended up derived from anthropogenic solutions through zinc smelting halted within 2004. The enrichment factors (EFs) as well as environmental chance index (N i

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