describe the steps involved in getting clarified water from wastewater
Answers
Answer:
Insoluble waste is removed by filtration and sedimentation processes. Bacteria are allowed to grow through the process of aeration. Bacteria eat away human waste from the wastewater. Chlorination is used to kill the germs in clarified water
Answer:
Treatment of wastewater involves physical, chemical and biological processes.
(a)Waste water is passed through bar screens to remove large objects like rags, sticks, cans, plastic packets, napkins etc.
(b)After that water is passed to a grit and sand removal tank to allow sand, grit and pebbles to settle down.
(c)Then it is allowed to large settling tank to permit settling of solid faeces called sludge, which is removed using scarper.
(d)Air is pumped into the water to help aerobic bacteria to grow and consume the wastes.
(e)Finally Chlorination is used to kill the germs in filtered water. Now, the wastewater is fit for drinking purpose.