Question

Why do detergents cause water pollution?

Answer 1

• Synthetic detergents are prepared from the hydrocarbons that are obtained from petroleum.
• The ionic part in the synthetic detergent is $\mathbf{-}{\mathbf{SO}}_{\mathbf{3}}^{\mathbf{-}}{\mathbf{Na}}^{\mathbf{+}}$.
• Synthetic detergents are non-biodegradable which leads to water pollution.