Fermentaries: adj. Among the three types of aromas that exist (primary or varietal aromas, aromas of aging or bouquet), fermentation aromas are those also called secondary aromas. They are born during fermentation. Thus, the transformation of sugar into alcohol by yeasts and that of malic acid into lactic acid by bacteria is accompanied by certain side reactions which produce molecules responsible for these aromas. We can cite the aromas of ...
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