All images below are from www.Cookipedia.co.uk, the definative Cookery Wiki.
Clicking any image will take you to the Wiki image page with free download information.
8154: Fermentation in food processing typically refers to the conversion of sugar to alcohol using yeast under anaerobic conditions
These photos link to the following Cookipedia page:Fermenting. The original image can be found here.
Licence information: Copyrighted image - This image cannot be publicly used without consent of the copyright owner.