What is meant by sewage
Sewage is a mixture of domestic and industrial wastes, and it is a carrier of disease. It is harmful and includes a number of various types of wastes as follows. See more https://watermanaustralia.com/sewage-water-treatment/.
Kitchen waste
Hospital waste
Electronic waste
Agricultural waste
Ions and harmful micro-organisms etc.
some ions and metals like chlorides, sulphides, and mercury
In importance of treatment
Sewage water doesn’t have any use to reduce the threat of water pollution. So, sewage water should send it to the sewage water treatment process, before discharged into the rivers. Click here for more SEWAGE WATER TREATMENT PLANT MANUFACTURER.
Phases of wastewater treatment
Pre-treatment
Primary treatment
Secondary treatment
Pre-treatment is the first step of treatment and is used to remove large objects and non-degradable objects equipment’s which are involved in pre-treatment example,
Bar screen removes brakes, bottles, and rocks
Grid chamber removes rocks, broken glasses, plastic bags, syringes, combs towels,
In primary treatment, it includes the removal of solids and oils from the effluence.
Microorganisms that break down organic materials in the sewage are used in secondary treatment. It is also known as a biological process.
