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प्रश्न
Give reasons for the following
Titanium dioxide is an important ingredient in cosmetics.
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उत्तर
It is a natural pigment powder which provides a base for mineral makeup. It provides mild sun protection and as a pigment gives a white colouration to coloured ingredients.
संबंधित प्रश्न
Give two examples of the following substance.
Fuel
How is chemistry helpful in improving the health of human beings?
What is the contribution of chemistry in following field?
Cosmetics
What is the contribution of chemistry in following field?
Medicines
_____________ help to increase the production of food.
Choose the correct alternative from the choices given below for the following statement:
The chemicals prescribed by a doctor in the treatment of infectious diseases are called
State the contributions of Antoine Lavoisier
Explain how medicines are a boon to mankind. State the positive & negative effects of medicines like aspirin and paracetamol.
Give reasons for the following
Cosmetics may contain preservatives, as one of their ingredients.
Select the correct name from the choices given below for the following case.
A synthetic fibre used in clothing.
