Louis Pasteur is best known for inventing the process that bears his name, pasteurization. Pasteurization kills microbes and prevents spoilage in beer, milk, and other goods.

Who discovered pasteurisation and fermentation?

The Legacy of Louis Pasteur

For his proof of germ theory, discovery of fermentation, and invention of pasteurization, Louis Pasteur was a French national hero by age 55, and even today, his name is a household word across the world.

Who discovered the process of fermentation?

Our modern understanding of the fermentation process comes from the work of the French chemist Louis Pasteur (Figure 2). Pasteur was the first to demonstrate experimentally that fermented beverages result from the action of living yeast transforming glucose into ethanol.