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Mud-terrace roofing is made of white earth mud which contains a large percentage of _________

(a) Magnesium

(b) Aluminium

(c) Sodium salt

(d) Manganese

The question was posed to me in an interview.

My question is based upon Flat Terraced Roofing in section Roofing Materials of Construction & Building Materials

1 Answer

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Best answer
Correct answer is (c) Sodium salt

Easiest explanation: Mud-terrace roofing is made of white earth mud which contains a large percentage of sodium salt. This type of terracing is used in those areas where rainfall is less.

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