Answer:
1. Home canning or bottling, also known colloquially as putting up or processing, is the process of preserving foods, in particular, fruits, vegetables, and meats, by packing them into glass jars.
2. Freezing and Chilling is used to pack a food in a refrigerator.
3. Canning is a method of preserving food in which the food contents are processed and sealed in an airtight container.
4. foil provides a complete barrier. For this reason, foil is used extensively in food and pharmaceutical packaging. It is used to preserved this things; light, oxygen, moisture and bacteria. By wrapping the container of the food or the food itself.
Explanation:
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