The first stage of water treatment is:
ASedimentation
BFiltration
CDisinfection
DCoagulation & Mixing
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
For the design of sewer the percentage of sewage discharge is assumed as:
The suitable method for forecasting population for an old developed large city is:
In Indian type closet, the trap should have a minimum water seal of:
Which of the following methods are employed for determination of free and combined chlorine residuals in water?
The minimum diameter of a sewer pipe should be