1: "Sun drying: A traditional method of preserving food by removing moisture."

2: "Pickling: By using vinegar, salt, and spices, vegetables and fruits can be preserved."

3: "Smoking: Exposing meat or fish to smoke can extend its shelf life."

4: "Canning: Sealing food in airtight containers prevents spoilage."

5: "Salting: Salt can inhibit the growth of bacteria in food."

6: "Fermentation: Probiotic-rich foods like kimchi and sauerkraut can be preserved."

7: "Jarring: Storing food in glass jars helps maintain freshness."

8: "Dehydrating: Removing moisture from food can prevent bacterial growth."

9: "Root cellaring: Storing root vegetables in cool, dark places can extend their shelf life."