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Mercury (Hg) was used during 1929–1950 as a catalyst to produce rayon acetate at the former DuPont plant in Waynesboro, Virginia, and released into the South River. Though the use of Hg ceased in the 1970s, the affected ecosystem is still a matter of concern. Here, high total mercury (THg) and total organomercury, stated as methylmercury (MeHg) are reported in historically contaminated floodplain...
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