Water.
He preserved food by pasteurization .
It preserved the meat and food instead of a refrigerator, which they didn't have.
All fruits and vegetables can be preserved by canning.
food preservation is a preserved food
It does depend upon the food, storage conditions and the quality of the cans and the processing. Canned food can maintain good quality for up to three years.
In 1960 people preserved food by freezing it. Food was also preserved by home canning or pickling methods and storage.
Food is preserved by curing with salt, smoking, pickling, drying, or canning.
It spoils.
bbq
Food freshness and vitamin content can be preserved by chemicals.
Dates, it's very good for you.
Yes, preserved foods may be nutritious and useful; and frequently they are inevitable.