vacuum distillation

American  

noun

Chemistry.

1. a process of distillation employing a vacuum that by lowering the pressure on a liquid allows volatilization at a lower temperature than normal.

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vacuum distillation British  

noun

1. distillation in which the liquid distilled is enclosed at a low pressure in order to reduce its boiling point

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Etymology

Origin of vacuum distillation

First recorded in 1895–1900

Example Sentences

Now though, there are new methods of low-temperature vacuum distillation, and of "capturing" aromas for putting back into the de-alcoholised wine.

From BBC

Bigger breweries such as Heineken tend to use vacuum distillation, which requires costly technology, to produce pallet-pleasing non-alcoholic beer.

From BBC

Another innovation being seen in the non-alcoholic beer space is aroma capture during vacuum distillation.

From BBC

He says to produce Heineken 0.0 the company uses almost the same ingredients as traditional Heineken but with less malt, before removing the alcohol using vacuum distillation.

From BBC

Luke Boase, the founder of non-alcoholic beer brand, Lucky Saint, which launched just over five years ago, spent two years working with six breweries in three countries to test different processes, ultimately investing in vacuum distillation.

From BBC