Sameer's mother found that they were getting muddy water in their taps. She collected the water and strained it through two layers of muslin cloth. Sameer told her that she needed to purify the water further, before they could drink it. He told her that there were two ways in which this could be done. Can you state what these two methods were?

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Solution

Two methods were as follows:

Boiling of water for sometime may kill invisible microorganisms.

Addition of potassium permanganate, which is a mild antiseptic

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Two methods were as follows: Boiling of water for sometime may kill invisible microorganisms. Addition of potassium permanganate, which is a mild antiseptic

Two methods were as follows:

Boiling of water for sometime may kill invisible microorganisms.

Addition of potassium permanganate, which is a mild antiseptic