How many cubic meters is there in grease trap No.5?
9 cubic meters. There are clear statistics on the grease traps used in restaurants, including 9 cubic meters for No.5 grease trap and 12 cubic meters for No.4 grease trap. Oil separation tank is a kind of wastewater pretreatment structure which uses the density difference between oil droplets and water to produce floating effect and remove floatable oil substances in oily wastewater.