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May 15, 2022 · The key is a process called pasteurization, where fresh foods are heated briefly to high temperatures, to kill off bacteria, then cooled rapidly before being shipped out to grocery stores.
In the field of food processing, pasteurization (also pasteurisation) is a process of food preservation in which packaged and unpacked foods (e.g., milk and fruit juices) are treated with mild heat, usually to less than 100 °C (212 °F), to eliminate pathogens and extend shelf life.
Aug 5, 2016 · In the century and a half since Pasteur made his discovery, pasteurization of milk and many other liquids and foods has saved many millions of lives, altering human history since in unknown ways.
Aug 16, 2024 · Pasteurization, heat-treatment process that destroys pathogenic microorganisms in certain foods and beverages. It is named for the French scientist Louis Pasteur, who demonstrated that abnormal fermentation of wine and beer could be prevented by heating the beverages to a particular temperature for a few minutes.
- The Editors of Encyclopaedia Britannica
At the same time, fluid inside the cell expands as the temperature rises, increasing the internal pressure. The expanding fluid pushes against the weakened wall and causes it to burst, spilling out the guts of the bacterium. Thermoduric bacteria are more heat-resistant and harder to kill.
Pasteurization is the process of removing harmful pathogens from various types of food. Learn about the process of pasteurization.
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May 17, 2024 · Pasteurization heats every particle of a food to a specific temperature for a continuous length of time in order to kill the most heat-resistant pathogen associated with that product.
