What are the practical applications of the following techniques in our daily life. 1. Filtration 2. Recrystallization 3. Sublimation 4. Distillation 5 . Fractional Distillation 6. Distillation under reduced pressure 7. Steam distillation 8. Differential Extraction 9. Chromatography in our daily life.

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Solution

Practical application of separation techniques are as follows:
Filteration : Water purifires use this techniques.
Sublimation : Dry ice is used to maintain cold temperatures.
Steam distillation: Manufacture of essential oils for perfumes.
Chromatography: Used by doctors, scientists for analysis, analysis of polluted air.
Distillation, fractional distillation: Separation of components of crude oil.
Distillation under reduced pressure: Petroleum refining

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(C) Crude Naphtha	(R) Charcoal treatment
(D) Mixture of glycerol and sugars	(S) Distillation under reduced pressure

The best and latest technique for isolation, purification and separation of organic compounds is:

(a) Crystallisation (b) Distillation (c) Sublimation (d) Chromatography

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