Question

explain any two step involved in sewage treatment​

Answer 1

Step 1 The wastewater ( or sewage ) is passed through bar screens. Here, large objects such as, rags, cans, plastic bags, napkins and sticks are removed.

Step 2 The water after step 1 is sent to the grift and sand removal tank. Here sand, grit and pebbles settle down and the water is sent to sedimentation tank.

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