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Vacuum Extraction

See under Extraction.

Process in the production of red wine in which the phenols (colouring agents and tannins) are extracted or dissolved from the dark grape skins through maceration and maceration on the skins. These substances are mainly extracted by the alcohol, first of all the colourings are dissolved out, the tannins need a little longer. Above all, the soft tannins are desired, which come out first. Today, this process is precisely controlled...

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