Canada.
Pakistan is the cleanest country in the world
There are many different opinions for this answer but the most common answer for cleanest country would be SWITZERLAND
According to the Environmental Performance Index (EPI), Switzerland is often considered one of the cleanest countries in the world due to its high levels of recycling, clean energy use, and well-preserved natural landscapes.
No
U.a.e
Canada
rain water
My India
the second cleanest country in Aisa
Yes no dur
In my country, it is not. but i am not sure whether it is in other countries. i think many people would rather choose drinking water as the cleanest one, but not toilet water.