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. 2020 May 5;15(5):e0232453. doi: 10.1371/journal.pone.0232453

Fig 2. Percent change in concentrations of active carbon in each subplot between time points.

Fig 2

Bars represent the average of 3 biological replicates. An overall 6–7% increase in active carbon content in MM and SM treatments respectively, as well as an overall 10% decrease in the control group were observed between the 1st and 2nd time point.