Civil Engineering - Waste Water Engineering - Discussion

Discussion Forum : Waste Water Engineering - Section 3 (Q.No. 25)
25.
Primary treatment of sewage consists of removal of
large suspended organic solids
oil and grease
sand and girt
floating materials
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
8 comments Page 1 of 1.

Mahesh sinh said:   4 years ago
Floating material at screen chamber,
Oil and grease at skimming tank,
Grit at grit chamber.
Above all are before primary treatment.
(1)

Hisham said:   5 years ago
Primary include preliminary also. So all are correct.

Asif said:   6 years ago
Thank you @Srinu Royal.

Amu bokato said:   6 years ago
Thank you @Srinu Royal.

Srinu royal said:   6 years ago
Preliminary treatment --- inorganic solids.

Primary treatment---- settlable or suspended organic solids.

Secondary tratment ----- dissolved organic.

Final treatment ----- pathogenic bacteria.
(2)

Muaz said:   6 years ago
Floating is removed in preliminary, screening and grit.

Shaswata said:   6 years ago
E should be the right answer.

Nouman khan said:   7 years ago
Floating material?

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