Question 1:
In brief describe the 7 factors affecting the action of disinfectants.
Question 2:
Describe and illustrate the significance of disinfection and the four ways by which it is most commonly attained.
Question 3:
In brief describe and discuss the mechanisms of disinfectants.
Question 4:
Describe the following processes:
(i) Trickling filters
(ii) Activated sludge process
(iii) Discuss why disinfection of sludge is significant and list 8 ways how disinfection of sludge can be achieved.
Question 5:
What is the significance of waste transformations in solid waste management?
Question 6:
Discuss and describe the health and safety issues related to the operation of a transfer station.
Question 7:
If you were to locate a transfer station, what are the factors which you would consider?