Wine color practice of saignée (exposing wine to red grape skins for only a short period of time in order to give it a lighter feel closer to that of white wine) or by blending a white wine with a red wine. The presence of a complex mixture of anthocyanins and procyanidins can increase the stability of color in wine. As it ages, the wine undergoes chemical autoxidation reactions involving acetaldehyde of its pigments molecules. The newly formed molecules are more stable to the effect of pH or sulfite bleaching. The new compounds include pyranoanthocyanins like vitisins (A and B), pinotins and
Table wine Table wine Table wine is a wine term with two different meanings: a style of wine and a quality level within wine classification. In the United States, "table wine" primarily designates a wine style: ordinary wine which is neither fortified nor sparkling nor expensive. In the European Union wine regulations, "table wine" (TW) is the lower of two overall quality categories, the higher of which is "Quality Wines Produced in Specified Regions" (QWPSR). All levels of national wine classification systems within the EU correspond to either TW or the QWPSR, although the terms that actually appear on wine labels are