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प्रश्न
Give reasons for the following
Polyester is added to natural fiber cotton, to give terylene.
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उत्तर
Polyester is added to natural fiber cotton, to give terylene because this combination makes the fabric easy to clean and crease-resistant.
संबंधित प्रश्न
Give two examples of the following substance.
Fungicides
What is the contribution of chemistry in following field?
Industry
Name the scientists who discovered the following:
Atoms
Name the scientists who discovered the following:
Safety lamp
State the contributions of John Dalton – towards the development of Chemistry.
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Differentiate between natural fibres & synthetic fibres.
Give reasons for the following
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Food processing is an important procedure for obtaining marketable food products.
Select the correct name from the choices given below for the following case.
A synthetic fibre used in clothing.
