Volatile Organic Compounds (VOCs) is another kind of contamination junior to particles. They do great harm to human health and cause heavy pollution, however, are hard to control, especially for waste gases borne with low-concentration VOCs. So, an effective control approach is urgent. Biotreatment of air-borne contaminants offer an alternative to conventional air treatment technologies. Because of its advantages, such as simple equipment, low investments & operational spending and no secondary-pollution, i...