Harmful waste, recyclables, wet garbage, dry garbage. Shanghai has successively promulgated the Measures for Promoting the Reduction of Domestic Waste Classification in Shanghai, the Implementation Plan for Establishing and Perfecting the Whole-course Domestic Waste Classification System in Shanghai, and the Action Plan for the Construction of the Whole-course Domestic Waste Classification System in Shanghai (20 18-2020). , enhance the effectiveness of comprehensive waste management, improve the level of "reduction, recycling and harmlessness" of domestic waste, establish a perfect whole-process classification system of domestic waste, and promote the development of ecological civilization.

Legal objectivity:

Article 4 of the Regulations of Shanghai Municipality on the Management of Domestic Waste is classified according to the following standards: (1) Recyclable materials refer to domestic waste suitable for recycling, such as waste paper, waste plastics, waste glass products, waste metals, waste fabrics, etc.; (2) Hazardous wastes refer to domestic wastes such as waste batteries, waste lamps, waste medicines, waste paints and their containers that cause direct or potential harm to human health or the natural environment; (3) Wet garbage, that is, perishable garbage, refers to the domestic garbage of perishable substances such as kitchen garbage, leftovers, expired foods, melons, skins and stones, flowers and plants, and Chinese medicine residues; (4) Dry garbage, that is, other garbage, refers to other domestic garbage except recyclables, harmful waste and wet garbage. The specific classification standards of domestic waste can be adjusted according to the level of economic and social development, the characteristics of domestic waste and the needs of disposal and utilization.