Plumbing and Pipe Fitting 2, May/June 2015

Question 2

(2)        (a)        List three processes of water treatment.

             (b)        State one function each of the following:
(i)         elbow;
(ii)         union;
(iii)        nipple; (iv) bushing

(c)        Explain the process of water hardness.

Observation

Candidates were able to provide the right responses to this question.