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Paheli was feeling thirsty but there was only a pot of water at home which was muddy and unfit for drinking. How do you think Paheli would have made this water fit for drinking if the following materials were available to her.
Alum, tub, muslin cloth, gas stove, thread, pan and lid.
Paheli could follow the given steps to purify water.
- using a muslin cloth.
- Now, with thread.
- in water for some time and then .
- After some time, the will settle down at the bottom.
- Then, the water from the top can be .
- Now, water for about ten minutes in a covered vessel.
- At last, the filtered water is fit for drinking.
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