Figure 1: The schematic diagram of the biotrickling filter under thermophilic conditions for dimethyl sulphide removal.(1) compressor; (2) liquid dimethyl sulphide; (3) mixing container; (4) gas flow meter; (5) biotrickling filter; (6) outlet port; (7) aeration; (8) constant temperature water bath; (9) nutrient tank; (10) hydraulic lift pump; (11) liquid flow meter.