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प्रश्न
Give reasons for the following
Titanium dioxide is an important ingredient in cosmetics.
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.
Food preservatives
Give two examples of the following substance.
Medicines
Name the chemicals which help in increasing food production.
Name the scientists who discovered the following:
Safety lamp
Fill in the blank:
Inert gases were discovered by ___________
Write True or False against the following statement.
D.D.T. is an important fertiliser:
Explain in brief the importance of Chemistry in agriculture.
Preservatives are added to food or beverages.
Give reasons for the following
Aspirin is one of the most widely used medications – globally.
Give reasons for the following
Cosmetics may contain preservatives, as one of their ingredients.
