Which of the following is not a source of wastewater?
Water wells
A water well is an excavation or structure created in the ground by digging, driving, boring or drilling to access groundwater in underground aquifers. The well water is drawn by a pump or using containers, such as buckets, that are raised mechanically or by hand.
Houses generate domestic waste that that is generated as a result of the ordinary day-to-day use of a domestic premise.
Industrial processes or activity generate a lot of wastes. These are called industrial waste.
Hospitals are important sites for the generation of waste. Every department in the hospital generates waste and the overall product is waste of different kinds; healthcare, household and administrative waste. Healthcare waste includes infectious, chemical, expired pharmaceutical and radioactive items and sharps.