CLOVES
ADULTERANT: Essential oils may have been removed
TEST: If so, the cloves will be shrunken in appearance.
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CHILLI POWDER
ADULTERANT: Saw dust and colour may be added.
TEST: Sprinkle on the surface of a glass of water. Wood shavings float and added colour will colour the water.
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COFFEE
ADULTERANT: Chicory
TEST: Shake a small portion in cold water. Coffee will float while the chicory will sink staining the water a brownish red.
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CINNAMON
ADULTERANT: Cassia bark which resembles cinnamon in taste and odour.
TEST: Added colour may come off in water.
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