Frothing in Yamuna:
The primary reason behind the formation of the toxic foam is high phosphate content in the wastewater because of detergents used in dyeing industries, dhobi ghats and households .Yamuna's pollution level is so bad that parts of it have been labelled 'dead' as there is no oxygen in it for aquatic life to survive.

If a sample of water containing detergents is provided to you, which of the following methods will you adopt to neutralize it?

Options

A. Treating the water with baking soda
B. Treating the water with vinegar
C. Treating the water with caustic soda
D. Treating the water with washing soda

Answer

B

Explanation

Neutralisation takes place when acid and base react to form salt and water. Since, detergent is a base and vinegar is an acid, thus neutralization takes place.