advantages of chlorination over other disinfection processes include the following except:

A. effectiveness
B. residual effect
C. no by-products
D. low cost

Question

advantages of chlorination over other disinfection processes include the following except:

A. effectiveness
B.  residual effect
C. no by-products
D. low cost

anonymous · Answer

What about Residual Effect??

I am thinking for this..

Chlorine tablets have low cost, they are effective too and I think there are no by products of those..

lgbasallote · Answer

that was my answer too and it's wrong

anonymous · Answer

Then only C left now...

lgbasallote · Answer

don't i still have A, C and D?

anonymous · Answer

For D I am sure It would not be the answer..

lgbasallote · Answer

why so? chlorination is cheap right?

anonymous · Answer

Yep it is cheap..

lgbasallote · Answer

so that leaves efficiency and that C thing

lgbasallote · Answer

i dont think chlorine is more effective than others is it?

anonymous · Answer

Can you tell what are the other processes in disinfection ??

lgbasallote · Answer

is that a question or a hint?