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Because of the nature of the freezer's ambient environment, any food you place in there is at risk of developing freezer burn. To keep your food frozen, the cooling mechanism in your appliance ...
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Freezer burn increases the likelihood of oxidative reactions that deteriorates the quality of your food. It’s similar to what you experience with rancid oil or butter .
When foods are frozen without preparation, freezer burn can occur. [citation needed] It happens when the surface of the food is dehydrated, and this leads to a dried and leathery appearance. Freezer burn also changes the flavor and texture of foods. Vacuum packing reduces freezer burn by preventing the food from exposure to the cold, dry air.
An ice pack or gel pack is a portable bag filled with water, refrigerant gel, or liquid, meant to provide cooling. They can be divided into the reusable type, which works as a thermal mass and requires freezing, or the instant type, which cools itself down using chemicals but can only be used once.
Freezer burn appears as grayish-brown leathery spots on frozen food and occurs when air reaches the food's surface and dries the product. Color changes result from chemical changes in the food's pigment. Freezer burn does not make the food unsafe; it merely causes dry spots in foods. [2] The food remains usable and edible, but removing the ...