They cover it in salt. this preserves it.
To keep food from spoiling and keep it cold.
In the start, it was difficult because of spoiling. But now the food is frozen to keep it from spoiling.
Put it in the garbage (Kidding)
the food wraper that keeps an apple from spoiling would be not a container but lemon juice keeps apples from getting brown and ishy ~ godd luck
Preservatives are used to keep food from spoiling. The ubiquitous monosodium glutamate is the most famous of these and is found in virtually everything.
preservatives are used in foods to keep the food from spoiling in a short period of time
Low temperatures keep bacteria from growing rapidly and spoiling the food.
Food is spoiled by living things such as bacteria and molds. They ruin your food when they eat it. The food inside a can is heated to kill the bacteria and molds. Then each can is sealed to keep any more from getting in.
Aboriginal people stored food in caves or in the ground to keep it cool. They also preserved meat with salt and other spices to keep it from spoiling.
Mainly dried foods are used; they minimize the weight of food at take-off and water can be recycled.
To keep it from spoiling
Louis Pasteur developed pasteurization in 1864, originally as a way to keep wine and beer from spoiling. Louis Pasteur