Waste Disposal презентация

a global crisis of waste disposal . Developed countries are notorious for producing an excessive amount of waste or garbage and dumping their waste in the ocean and less developed countries .

large number of industrial and domestic waste. Wastes are divided into solid and liquid industrial and domestic.

low speed of their decomposition . Paper destroyed in 2-10 years old , cans for almost 100 years , plastic- for 500 years and glass 1000 years.

2) Disposal of waste by burning them
3) Treatment
Mechanical treatment
The chemical treatment
Biological treatment

can be France . In almost all cities across the country have special incineration facilities and waste is presorted. There are plenty of compost companies that recycle waste.