Question

why do cities and towns purify water before it is is supplied​

Answer 1

Answer:

because people get some diseases if they have not drank purified water

Answer 2

$\huge \red {hello \: mate}$

cities and towns purify water before it is supplied to homes because of contaminated water and it may cause many deaseases

$\bold \green{please \: mark \: brainleast}$