Louis Pasteur
Term from the Brauwerkstatt brewing glossary, category “History and beer culture”.
Explanation
French scientist who showed that yeasts are living organisms that cause fermentation – and that other microbes spoil beer. In 1876 he published his “Études sur la bière”, studies on beer. Pasteurisation is named after him.
Test your knowledge
What did Louis Pasteur want beers brewed by his method to be called?
- Beers of national revenge
- Beers of peace
- Royal beers
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Correct: Beers of national revenge. After the lost war of 1870–71 he wanted French beer to become better than German beer.
Who wrote the “Études sur la bière” in 1876?
- Emil Christian Hansen
- Hildegard of Bingen
- Louis Pasteur
Show answer
Correct: Louis Pasteur. In it Pasteur showed that microorganisms spoil beer. This made breweries cleaner.
In which country is “Chamalières”?
- France
- Iceland
- Portugal
Show answer
Correct: France. After 1871, at the small Kuhn brewery near Clermont-Ferrand, Louis Pasteur tested his ideas for cleaner beer.