Question

when water come in contact with the soil drain the water is not suitable for drinking why​

Answer 1

because Soil drain water contains some insoluble substance.when water dissolve with that soil.drain water all that insoluble substances mixes with water due to which I that water is not suitable for drinking.

Answer 2

The water is not suitable for drinking as it is contaminated with soil and stuffs present soil...

Hope it helps you