2. Recyclable refers to domestic garbage suitable for recycling and resource utilization. The main varieties of recyclables are: waste paper, waste plastic bottles, waste metal, waste packaging materials, waste textiles, waste electrical and electronic products, waste glass, waste paper aluminum-plastic composite packaging and so on.

3. Recyclable metals mainly include cans, metal cans, decorations, aluminum foils, iron sheets, nails, iron pipes, scrap iron wires, old steel balls and copper wires. According to the recycled materials, it is divided into iron and non-iron (generally refers to non-ferrous metals). Recyclable textiles mainly include: discarded clothes, trousers, socks, towels, schoolbags, cloth shoes, sheets, bedding, plush toys and so on.