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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.
Fungicides
Give two examples of the following substance.
Medicines
How is chemistry helpful in improving the health of human beings?
What is the contribution of chemistry in following field?
Industry
Food items like jams and pickles are protected by using ___________.
Write True or False against the following statement.
D.D.T. is an important fertiliser:
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
Explain in brief the importance of Chemistry in agriculture.
State the contributions of Dimitri Mendeleev
Give reasons for the following
Ordinary soap is wasted in hard water.
