Section 1 Definition and Classification of Waste Sorting Industry

Waste sorting refers to sorting materials based on their physical or chemical properties (including particle size, density, gravity, magnetism, elasticity, etc.), which mainly includes manual sorting, screening, gravity sorting, magnetic sorting, photoelectric sorting (infrared, X-ray), flotation, friction elastic sorting and other sorting techniques.

At present, the wastes in China are mainly divided into domestic wastes (including commercial wastes), industrial wastes and agricultural wastes according to their sources, while the waste sorting in China mainly focuses on domestic wastes, though some industrial wastes are mixed into domestic wastes.| ……