Chapter 22. Sources of Waste.

Solid Wastes
* A sanitary landfill is a place where municipal solid wastes are compacted and dumped in a depression or trench.

* Solid wastes include item such as paper, food wastes, plastics, glands metals,
rubber, leather and textiles.

* Solid wastes must be segregated into three categories: recyclable, biodegradable
and non – biodegradable.

* Large scale use of plastic nags has significantly contributed to environmental
pollution as it has choked drain pipes and caused severe land pollution.

* Medical wastes consist of disposal syringes, surgical instruments, tubes, bottles,
disinfectants and blood – soaked cotton.

* Electronic waste, commonly known as e- waste, includes irreparable computers
and other electronic goods.

* The best way to treat e- waste is to recycle it. However, the process must
safeguard human and environmental health.

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