Two types of impurities for standard 7

1.	Two types of impurities for standard 7
Answer» ong>Answer: IMPURITIES, present in various TEXTILES, are of two types: natural and added. Natural fibres like cotton, wool, silk, etc., are grown under natural conditions, during which these fibres acquire natural impurities like dirt, dust, MINERALS, fatty matters, etc.

Answer»

ong>Answer:

IMPURITIES, present in various TEXTILES, are of two types: natural and added. Natural fibres like cotton, wool, silk, etc., are grown under natural conditions, during which these fibres acquire natural impurities like dirt, dust, MINERALS, fatty matters, etc.

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Two types of impurities for standard 7​

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Two types of impurities for standard 7