Question 1:
Illustrate water reuse in petroleum refining industry. Also illustrate how reuse of water can be implemented if segregated waste water collection system exists.
Question 2:
Illustrate the role of dissolved oxygen in treating industrial waste water by with the aid of oxygen sag curve.
Question 3:
Illustrate the suitability of common effluent treatment plants (CETP). What are the questions require to be answered to assess the feasibility of setting up of a CETP.
Question 4:
Illustrate critically effluent standards and Stream standards as an element of stream protection measure.
Question 5:
Illustrate chemical conditioning of boiler water and feed water with the aid of a neat sketch.