Food safety analysts tell you how to catch the crooks in your kitchen. (Text: Sharon Fernandes; Source: FSSAI)
1. Chilli powder
Adulterant: Powdered brick, salt or talcum
How to spot: Mix a teaspoon of chilli powder in a glass of water. If it leaches colour into the water, it is adulterated with an earthy material like brick.
2. Khoya, paneer
Adulterant: Starch
How to spot: Boil with some water, cool and add a few drops of Iodine solution. Blue colour indicates the presence of starch.
3. Coconut oil
Adulterant: Other oils
How to spot: Place a small bottle of oil in the fridge. Coconut oil solidifies, leaving the adulterant as a separate layer.
4. Honey
Adulterant: Sugar solution
How to spot: A cotton wick dipped in pure honey when lit burns readily. Diluted honey won’t burn easily, and will crackle.
5. Coriander powder
Adulterant: Powdered bran and sawdust
How to spot: Sprinkle on water. Powdered bran and sawdust float on the surface.
6. Milk
Adulterant: Detergent, Synthetic milk
How to spot: Take 10 ml of the sample with an equal amount of water. Lather indicates the presence of detergent.
Synthetic milk has a bitter aftertaste, feels soapy when rubbed between the fingers and turns yellowish when heated.
7. Cumin seeds
Adulterant: Grass seeds coloured with charcoal dust
How to spot: Rub the seeds in your palms. If they turn black, adulteration is indicated.
8. Black pepper
Adulterant: Mineral oil
How to spot: This pepper shines, has a kerosene-like smell.
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