Question

what is the major sources of waste water in cities​

Answer 1

Wastewater comes from ordinary living processes: bathing, toilet flushing, laundry, dishwashing, etc. It comes from residential and domestic sources. Commercial wastewater comes from non-domestic sources, such as beauty salon, taxidermy, furniture refinishing, musical instrument cleaning, or auto body repair shops.

Answer 2

1. Liquid wastes from residential areas
2. Liquid wastes from commercial areas
3. Liquid wastes from industrial areas
4. Stormwater
5. Physical characteristics of liquid wastes