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

See Examples For:

vacuum distillation

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 ● Feb. 15, 2024

Both steam distillation and vacuum distillation separate out the ethanol by heating the beer.

From Salon ● Dec. 13, 2023

“Diversity of product has increased. Technology has, as well. Now there are vapor or vacuum distillation and new techniques,” he continued.

From New York Times ● Oct. 14, 2021

Some breweries brew the beer to completion, then lower the alcohol using reverse osmosis, vacuum distillation and other processes.

From Washington Post ● Jan. 20, 2021

The simple apparatus for vacuum distillation includes a cylinder set squarely within another cylinder like an arm in a sleeve.

From Time Magazine Archive