Solid waste is the third largest pollutant after air and water pollution. It comes from discarded materials like bottles, crockery, plastics, and other packaging that are in solid form. The amount of solid waste is increasing worldwide and comes from various sources such as households, industries, construction, hospitals, agriculture, and animals. Solid waste is classified into municipal solid waste, industrial waste, and biomedical waste.

2. Solid waste is the 3rd pollution after air and
water. It is the waste in solid from, solid waste
arises from discarded unwanted and useless
materials, it include
bottels,crockery,plastics,polethene and other
packing material etc
The quantities of solid waste are increasing
through out the world.

8. Sources of solid waste
1 households
2 industrial commercial
establishment
3 construction activities
4 hospitals and cleaning
5 agriculture and animals

9. Muncipal solid waste
Industrial waste
Bio medical waste
Classification of solid waste