1, red: hazardous wastes mainly include: waste batteries, waste fluorescent tubes, waste light bulbs, waste water silver thermometers, waste paint barrels, waste household appliances, expired drugs, expired cosmetics and other substances that are not recyclable and have certain pollution hazards.
2. Green: In the case of a variety of plastic trash cans, green represents kitchen waste, which can be used as a fertilizer for plant nutrients. After being buried in the soil, it can be decomposed and absorbed by natural microorganisms and plants, playing a role in recycling waste. Mainly include: rice and flour food residues, vegetables, animal and vegetable oils, meat and bones. Chemical components, starch, cellulose, protein, lipids and inorganic salts.
3. Blue: Recyclable garbage mainly includes newspapers, magazines, books, all kinds of wrapping paper, office paper, cartons, etc. However, paper towels and toilet paper are too water-soluble to be recycled; Plastics mainly include all kinds of plastic bags, plastic packaging, disposable plastic lunch boxes and tableware, toothbrushes, cups, mineral water bottles and so on. Glass mainly includes all kinds of glass bottles, broken glass pieces, mirrors, light bulbs and so on. Metals mainly include cans and metal cans; Fabric mainly includes discarded clothes, towels, schoolbags and cloth shoes.
4. Yellow: Medical waste represents a special garbage bin for medical waste, which is generally only used in hospitals, health stations and other medical places. Mainly includes: used cotton balls, emery cloth, adhesive tape, waste water, disposable medical devices, postoperative waste, expired drugs, etc.
5. Gray: Other garbage gray represents garbage other than harmful substances and recyclable substances, mainly including: cigarette butts, coal cinders, construction garbage, paint pigments, x 1775 peels, vegetable leaves, leftovers, flowers, bricks and tiles, ceramics, dregs, trees and other discarded garbage with low value and difficult to recycle. Such substances are usually burned and buried.