Bad odour in sanitary latrines is reduced by periodically sprinkling_____________________?
Correct answer: D. Lime powder
- A. Bleaching powder
- B. None of these
- C. Aluminium sulphate
- D. Lime powder
Explanation
Lime powder reduces latrine odour by neutralising acidic, foul-smelling compounds and helping control decomposition. Bleaching powder is mainly used as a disinfectant, so lime is the intended choice.
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