Multiple choice

Why is horse dung mixed in black soil and heated to make items like surahi, mataka etc.?

  1. Burnt horse dung helps open pores in the soil.

  2. To give the item strength.

  3. It helps in retaining the shape easily.

  4. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

It helps open pores so that water percolates out, evaporates and cools the water inside.

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