Question

what are the drawbacks of detergents

Answer 1

1) Unlike soaps, detergents can work in hard water.
2) They also have a stronger cleansing action than soap.

DiSaDvAnTaGe
1) The major disadvantage of detergents is that they are non-biodegradable.
2) They cause soil pollution and waterpollution.

Answer 2

Drawbacks of detergents are:-
1) They don't degrade in soil i.e, they are non biodegradable.
2) They are a cause of different types of pollution.
3) They are comparatively expensive than soaps.