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प्रश्न
What is the advantage of detergents over soaps for washing clothes? Also state one disadvantage.
उत्तर
Advantages of detergents over soaps:
(1) Detergents can be used with hard water, while soaps cannot be used with hard water.
(2) The cleansing action of detergents is stronger than soaps.
(3) Detergents have a greater solubility in water as compared to soaps.
Disadvantage of detergents:
(1) Some detergents are not bio-degradable; therefore, they pollute water bodies like lakes and rivers. Soaps, on the other hand, are bio-degradable and don't cause water pollution.
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