what is the name of the sewage discharged into a river or the sea?
The sewage discharged into a river or the sea is generally called effluent , and if it is not treated, it is often referred to as untreated sewage or raw sewage.
The sewage discharged into a river or the sea is generally called effluent , and if it is not treated, it is often referred to as untreated sewage or raw sewage.