Archaeological evidence indicates that ancient Egyptians were brewing beer and other fermented beverages over 4000 years ago. In the mid-19th century, French scientist Louis Pasteur discovered and explained the source of fermentation (yeast). This example illustrates that .

Explanation:

Archaeological evidence indicates that ancient Egyptians were brewing beer and other fermented beverages over 4000 years ago. In the mid-19th century, French scientist Louis Pasteur discovered and explained the source of fermentation (yeast). This example illustrates that technological knowledge may come before scientific knowledge. Louis Pasteur was the first scientist who demonstrate experimentally that fermented beverages result from the action of living yeast transforming glucose into ethanol.

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