How do you deal with domestic garbage?

Incineration is a method of putting garbage into a high-temperature furnace to fully oxidize the combustible components in it, and the generated heat is used for power generation and heating. The garbage conversion energy system jointly developed by Westinghouse and O 'Connor Company has been successful.

2. Composting treatment

Domestic waste is stacked, stored and fermented at the temperature of 55~70℃, and organic matter is decomposed into inorganic nutrients with the help of microbial decomposition ability in waste. After composting, domestic garbage becomes sanitary and odorless humus.

Extended data

Advantages of garbage sorting:

1, reducing land occupation

Some substances in domestic garbage are not easy to degrade, which makes the land seriously eroded. Garbage sorting, removing recyclable and non-degradable substances, reducing the amount of garbage by more than 60%.

Step 2 reduce pollution

At present, sanitary landfill or even simple landfill is mostly used in garbage disposal in China, covering tens of thousands of acres; Moreover, insects and flies fly around, sewage overflows and stinks, which seriously pollutes the environment.

Waste plastics in soil will lead to crop yield reduction; Waste plastics are eaten by animals by mistake, resulting in accidents of animal death. So recycling can also reduce the harm.

Step 3 turn waste into treasure

China uses 4 billion plastic fast food boxes, 500-700 million instant noodle bowls and billions of disposable chopsticks every year, accounting for 8- 15% of domestic garbage. 1 ton of waste plastics can recover 600kg of diesel oil. Recycling 1500 tons of waste paper can avoid cutting down trees used to produce 1200 tons of paper.

Baidu encyclopedia-garbage classification

Baidu encyclopedia-domestic garbage