To identify the adulterants present in suagr and milk — task. Science State Board, Class 9.

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Give the procedure to find the addition of detergent in milk:

Answer variants:

Milk which is adulterated flows fast without leaving a mark

Take \(5\) to \(10\) \(ml\) of milk sample

Mix it with equal amounts of water and shake the contents - milk and water thoroughly

Take a polished and slanting surface

Pure milk forms a very thin layer due to the agitation

Pure milk stays leaving a trail behind

Milk adlterated forms a thick lather

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10. To identify the adulterants present in suagr and milk