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प्रश्न
What is the contribution of chemistry in following field?
Cosmetics
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उत्तर
Contribution of chemistry in the field of Cosmetics:
The use of talcum powder, skin care creams, lipsticks, eyes and facial make up, deodorants, lotions, perfumes, bathing oil, body butter, baby products, etc. It is possible to convert various ingredients into usable cosmetics due to knowledge of chemistry
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संबंधित प्रश्न
Give two examples of the following substance.
Food preservatives
Name the scientists who discovered the following:
Atoms
Name the scientists who discovered the following:
Safety lamp
Fill in the blank:
Inert gases were discovered by ___________
Explain in brief the importance of Chemistry in agriculture.
State the contributions of Antoine Lavoisier
Differentiate between the terms food preservatives and food processing with appropriate examples.
Preservatives are added to food or beverages.
Give reasons for the following
Ordinary soap is wasted in hard water.
Give reasons for the following
Polyester is added to natural fiber cotton, to give terylene.
