Anything that can not last in air very long and that is perishable.
Storing food in a refrigerator is an example of food preservation by cooling.
It preserved the meat and food instead of a refrigerator, which they didn't have.
in the refrigerator
Before the refrigerator was invented, people used iceboxes, which were essentially big coolers with a block of ice. Even before that, food was preserved by salting, curing, smoking, drying, and canning.
He preserved food by pasteurization .
Preserved salmon is exactly that, salmon that has been preserved by various methods. These methods would include smoking, drying, salting, or even placing it in the refrigerator.
Keeping hot food in the refrigerator will make the food cold. It will not damage your refrigerator.
In the past people used to pickle or cure their foods to keep the food from spoiling. And over the many years the refrigerator and freezer have made these methods less of a necessity than they once were.
The food in my refrigerator will suffice until I can get to the grocery store next week.
All fruits and vegetables can be preserved by canning.
The main benefit of purchasing a General Electric refrigerator is the ability to keep your food fresh and preserved longer than it would be possible sitting out at room temperature. This allows you to save on purchasing groceries by cutting down on expired foods.
food preservation is a preserved food
A preserved frog is a preserved specimen of a frog species, usually by using a preservative solution such as formaldehyde. It may also refer to frogs preserved for culinary purposes, achieved by using salt or smoking.