A disadvantage of ozonation over chlorination is
A)the higher cost of ozonation.
B)ozonation does not protect the water after the initial process is complete.
C)the higher cost of ozonation and ozonation does not protect the water after the initial process is complete.
D)None of these choices are correct

Question

Quizplus · Accepted Answer

The statement "the higher cost of ozonation" is true. Additionally, the statement "ozonation does not protect the water after the initial process is complete" is not entirely accurate, as ozonation can provide residual disinfection effects similar to chlorination. However, the statement about cost is enough to choose C as the correct answer.

A Disadvantage of Ozonation Over Chlorination Is