Main Terms and Definitions in Waste Water Engineering
Main terms and definitions in wastewater engineering
Refuse
All the material that is wasted ( Solid+liquid+Semisolid)
Garbage
Dry refuse, organic in nature
Eg: Vegetables, Grass, Sweepings, etc..
Rubbish
Dry waste from offices, residences, inorganic in nature. It is combustible.
Eg: Paper, Rags, etc..
Sewage
Liquid waste of domestic or industrial origin. Foul in nature. Consists of 99.9% water ‘domestic and industrial sewage’ are collectively called sanitary sewage.
Sullage
Waster water from bathrooms, Washbasins, Kitchens, Less foul in nature.
Storm Water
The runoff from roads buildings and other catchment areas. Generally called ‘Storm drainage’ or drainage.
D.W.F
Dry weather flow, that is normal flow available in any season. It is due to sanitary sewage. D.W.F is generally 1/20 th to 1/25th of max flow during monsoon.
Sewer
A pipe carrying sewage
Sewerage
The process of collection and conveyance of sewage
These are the Main Terms and Definitions in Waste Water Engineering