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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) ManganeseThe question was posed to me in an interview.My question is based upon Flat Terraced Roofing in section Roofing Materials of Construction & Building Materials

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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