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It doesnt the air is sucked out of the pack and replaced by nitrogen.As aluminum foil acts as a complete barrier to light and oxygen (which cause fats to oxidise or become rancid), odours and flavours, moisture, and bacteria, it is used extensively in food and pharmaceutical packaging.
What else can I help you with?
Can you keep food in aluminum foil?
Yes. That's what it's for and it keeps it fresh.
What keeps foods colder plastic wrap or aluminum foil?
aluminium foil keeps food colder because it doesn't let air in.
How can you keep food fresh?
A Ziploc bag and wrap your food with aluminum foil :P and it works...
What is bacofoil?
Bacofoil is a brand of kitchen foil, also known as aluminum foil. It is used for wrapping food to keep it fresh, for cooking, and for lining pans and trays to prevent food from sticking.
What is the chemicals name used in metal to wrap food to keep it fresh?
Aluminum foil. Sometimes it is mistakenly referred to as "tin foil" which was aluminum foil's predecessor.
What is the purpose of plastic wrap and aluminum foil?
~Ceppwo The purpose of plastic wrap and aluminum foil is for food, it helps the food to stay good, without the plastic wrap and aluminum foil, it would be harder for us to keep it good, and with out it, the food would mold faster . . . so there's your answer:)
How long does foil keep food fresh?
it depends on the food you put into the foil
How can I bake with aluminum foil to prevent food from sticking to the pan?
To prevent food from sticking to the pan when baking with aluminum foil, you can lightly grease the foil with cooking spray or oil before placing the food on it. This will create a barrier between the food and the foil, making it easier to remove the food after baking.
What are lunch boxes made of?
Lunch boxes are often made with plastic boxes with flip opener. It's means you can open and close the box by just pressing the box these are made with plastic, foam, silver foil and other stickers to make the box beautiful. you can also use the to pack the food. Because these silver foil boxes keeps the food fresh and long lasting.
Is aluminum foil the same as aluminum sulfur?
No, aluminum foil and aluminum sulfur are not the same. Aluminum foil is a thin sheet of aluminum metal used for wrapping food, while aluminum sulfur refers to a compound of aluminum and sulfur that is known as aluminum sulfide and has different properties and uses.
How does aluminium foil keeps things warm?
Wrapping an object in aluminum foil reduces the energy loss through infra-red radiation. Foil reflects radiatant energy in the same way that a mirror reflects light. This is very effective in keeping food hot after it has been cooked.
What are the causes and dangers of chemical reaction in foil and food?
Most foil is made from aluminum. Elemental aluminum is highly reactive but this means it reacts with oxygen in the air before you get to using it on your food. Therefore the foil has an outer layer of aluminum oxide which is quite unreactive. This doesnt undergo reactions with food.
