Fermentation is the fundamental process in winemaking through which grapes are made into wine. Yeast fermentation is key to ...

Since Pasteur's work, several types of microorganisms (including yeast and some bacteria) have been used to break down pyruvic acid to produce ethanol in beer brewing and wine making. The other by ...

To make wine, you need grape must. That’s freshly crushed grape juice with solids containing the skins and seeds. Certain acids are added to a wine for various reasons. For example, tartaric ...