What is pasteurization?

Explanation

**Step-by-Step Solution:**

1. **Definition of Pasteurization**: Pasteurization is a process used to heat food, primarily liquids, to a specific temperature for a defined period of time.

2. **Heating Process**: The food is heated to a predetermined temperature that varies depending on the type of food being pasteurized. This temperature is crucial for the effectiveness of the process.

3. **Duration of Heating**: The food must be kept at this specific temperature for a certain amount of time. This duration is also predetermined and varies with the type of food.

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