Describe in details different methods of food preservation.

Food preservation is a crucial aspect of ensuring the safety, quality, and availability of food over extended periods. Various methods have been developed over centuries, each employing different principles of chemistry and physics to prevent spoilage and extend the shelf life of food. Here, we will delve into the details of several common methods of food preservation.

1. Canning:
   Canning is a method that involves sealing food in airtight containers and heating them to destroy microorganisms that cause spoilage. The high temperatures achieved during canning destroy enzymes and bacteria, preventing the growth of spoilage organisms. The process ________ ______ __________ __________ __________ ____ __________ ____ ___.
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