Bad odour in sanitary latrines is reduced by periodically sprinkling

1.	Bad odour in sanitary latrines is reduced by periodically sprinkling
A.	bleaching powder.
B.	lime powder.
C.	aluminium sulphate.
D.	none of these.
Answer» C. aluminium sulphate.

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Bad odour in sanitary latrines is reduced by periodically sprinkling

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