This 1957 educational film explores the science behind food spoilage and preservation. Using color footage, it demonstrates how molds, yeasts, and bacteria grow, multiply, and ultimately cause food to ...

Preserving trims waste, promotes food security and provides seasonal edibles all year. Can, dry, dehydrate, freeze, ferment, ...

What do cheese, sauerkraut and yeast dough have in common? Their production is only possible with the help of bacteria or fungi. The microorganisms initiate fermentation or maturing processes and thus ...