What are the four-color trash cans and their classification?

The pictures and classification of four-color trash cans are as follows:

1, blue indicates recyclables, mainly including waste paper, plastic, glass, metal and cloth.

2. Black means other garbage, including bricks and tiles, muck, toilet waste paper, paper towels and other wastes that are difficult to recycle, dust, food bags, etc.

3. Green means kitchen waste, including food waste such as leftovers, bones, roots, leaves and peels. After in-situ treatment of compost by biotechnology, 0.6~0.7 tons of organic fertilizer can be produced per ton.

4. Red indicates that hazardous wastes and hazardous wastes contain heavy metals, toxic substances or wastes that are actually or potentially harmful to the environment.

Classification principle

1, divided

The purpose of classification is to separate the garbage, use the existing manufacturing capacity, recycle the reused products, including material utilization and energy utilization, and landfill the useless garbage that can not be used for the time being.

2, according to local conditions

Different places, regions, societies (districts) and communities have different geography, economic development level, waste recycling capacity of enterprises, sources of residents, living habits, economic and psychological endurance.

Step 3 be conscious and independent

Communities and residents, including enterprises and institutions, have gradually formed a code of conduct of "reduction, recycling, self-awareness, and autonomy", innovated the garbage classification and treatment mode, and become the main force of garbage reduction, classification, recycling and utilization.