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Dechlorination of 2,3,4,5-tetrachlorobiphenyl (CB) in cultures derived from Baltimore Harbor sediment amended with Fe(0) (a) and fatty acids (b). Symbols are 2,3,4,5-CB: black circle, 2,3,5-CB: black triangle, 2,4,5-CB: white triangle, and 2,5-CB: white diamond. The mean values of triplicate microcosms are shown in (a) and the mean values of duplicate microcosms are shown in (b); error bars represent the standard deviation of replicate microcosms.
