Fig. 2From: Microbial community regulation and performance enhancement in gas biofilters by interrupting bacterial communicationReactor performance of BF and QQBF during the 120 days of operation. a Removal efficiency of gaseous toluene (inset represents the operation stability analysis from day 60 to day 120). b Biomass accumulation (mean ± SD (n = 3)). c Pressure drop (inset represents the Ergun equation fitted curves of pressure drop for BF and QQBF on the 25th and 65th day). d Elimination capacityBack to article page