Answer: Alcohol fermentation is done my using yeast and other kinds of bacteria. These mico-organisms convert sugars into ethyl alcohol and carbon dioxide.
A process in which some sugars (as glucose) are converted into alcohol and carbon dioxide by the action of various yeasts, molds, or bacteria on carbohydrate materials (as dough or sugar solutions) some of which do not themselves undergo fermentation but can be hydrolyzed into fermentable substances (as in the production of alcohol and alcoholic beverages)
