Treating water is used to remove harmful substances before drinking.
For a scientist, water is h2o whether from the ganga or a tap.
Treating h2o is used to remove harmful substances before drinking.
Why do we generally treat H2O?
Options:
1) to add water to crops
2) hydration
3) vaporization
4) to water the garden
5) to drink it
6) looseness
7) to track it
8) evaporation