Environmental Protection Waste Classification

2019-08-09 17:15:43 admin 0

Domestic garbage can generally be divided into four categories: recyclable garbage, kitchen waste, harmful garbage and other garbage. At present, the commonly used methods of garbage disposal are comprehensive utilization, sanitary landfill, incineration and composting.

Recyclable garbage mainly includes waste paper, plastic, glass, metal and cloth. Waste paper: mainly includes newspapers, periodicals, books, various kinds of packaging paper, office paper, advertising paper, cartons and so on, but note that paper towels and toilet paper are too water-soluble to recycle. Plastics: Mainly including various plastic bags, plastic packaging, disposable plastic lunch boxes and tableware, toothbrushes, cups, mineral water bottles and so on. Glass: It mainly includes various glass bottles, glass fragments, mirrors, light bulbs, thermos bottles, etc. Metals: mainly include cans, cans, toothpaste skin and so on. Fabric: It mainly includes waste clothes, tablecloths, washcloths, schoolbags, shoes and so on. If every ton of waste paper is recycled, 850 kilograms of paper can be made, 300 kilograms of wood can be saved, 74% less pollution than the equivalent production; 0.7 tons of secondary raw materials can be obtained for every ton of plastic beverage bottle recycled; 0.9 tons of steel can be made for every ton of waste steel recycled, 47% less cost than ore smelting, and harmful waste including waste batteries and waste fluorescent tubes can be reduced. Waste water silver thermometer, expired drugs, etc. These garbage need special safety treatment.

Other wastes include bricks, tiles, ceramics, dregs, toilet waste paper and other wastes which are difficult to recycle. Sanitary landfill can effectively reduce the pollution of groundwater, surface water, soil and air.

Garbage is wealth in the wrong place. Recycling garbage not only beautifies the environment, but also saves the exploitation of new resources by recycling garbage, thus radically reducing garbage. Participate in environmental protection, let's start with the small things around us, and start with the correct throwing of garbage.

Air pollution is 75%, water pollution and solid waste are reduced by 97%.

Kitchen waste includes food waste such as leftovers, bones, vegetable roots and leaves, which can be composted in situ by biotechnology, and 0.3 tons of organic fertilizer can be produced per ton.


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