Just Say No to Abuse Declaring War on Terrorism. Fermentation , Wine and wine making Bacteria is avoided during fermentation except when you want it to attack the malic acid in the wine and change it to lactic acid. Malic acid is also the main acid in unripe apples and has a rather harsh taste.
Lactic acid is the main acid in milk and has a much lighter taste.
Malo-lactic fermentation is when in the fermentation process bacteria attacks the malic acids and converts them into lactic acids while producingg carbon dioxide gas. All rights reserved. Used under License.