fractional distillation (redirected from Air distillation)

fractional distillation

n.

Distillation to separate volatile chemical substances in which the products are collected in a series of separate fractions, each with a higher boiling point than the previous fraction.

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fractional distillation

n

1. (Chemistry) the process of separating the constituents of a liquid mixture by heating it and condensing separately the components according to their different boiling points

2. (Chemistry) a distillation in which the vapour is brought into contact with a countercurrent of condensed liquid to increase the purity of the final products Sometimes shortened to distillation

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fractional distillation

A process by which a chemical compound is separated into components by distillation. In fractional distillation the compound is heated and, as each of its constituent components comes to a boil, its vapors are separated and cooled, so it can be removed in its pure form. Fractional distillation is used to refine petroleum. See also distillation.

Thesaurus

Noun

1.

fractional distillation - fractionation of a liquid by distillation fractional process, fractionation - a process that uses heat to separate a substance into its components