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What is History of Food Preservation Methods about?

This document describes the different methods of food preservation throughout history. It explains that early humans only hunted for food and that over time they learned traditional preservation methods such as salting, curing, and smoking. It also describes physical methods like refrigeration and freezing, as well as chemical methods like brining and pickling. Finally, it explains that in the 20th century, new technologies emerged such as irradiation, freeze-drying, and aseptic packaging.

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ScribdTranslations

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EN