Total volume inorganic waste treated (tons) 

IThe inorganic waste treated at Chiayi University primarily comes from ten main sources, scrap iron, tin can, plastic waste, PET bottle, aluminum can, cartilage aluminum, stainless steel, waste lighting illuminant, cable and battery.    The primary sources of inorganic waste treated are PET waste. PET waste mainly comes from containers for drugs and equipment needed for teaching and research within the campus as well as food containers.The treated inorganic waste are 34.29 tons in 2022.  The ration of inorganic waste treated is 92.05 %.