Product DescriptionPhysicochemical treatment facility removes contaminants in wastewater existing as inorganic colloidal solid material or solution, by input chemicals and through physicochemical reactions like oxidation, reduction, and coagulatiion. Largely divided by two ways, coagulating sedimentation and coagulating floating method, usually combined method is used. Biological treatment removes organic materials existing in drain or waste water that can be dissolved, using microorganism like protozoa, algae, and bacteria. There are unit methods in biological treatment such as activated...