Question

Aluminium is a good conductor of heat but why Aluminium foil is used to pack for food

Answer 1

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 It is flexible and stronf also durable and does not make the food rust if there is water.

2. Aluminium can be converted into thin sheets ( because it is malleable) which can be folded into any shape

. 3. Then it is readily available in affordable cost.

4. It is a metal thus it is a good conductor of heat, so it keepas the food hotter for a longer time.

5. It prevents germs to enter the food.

 

Answer 2

This is because aluminium is a malleable metal and it can be beaten into thin sheets. Sheets of aluminum does not react with food. It keeps the food hot. And also aluminium foil acts as a total barrier to light and oxygen. It prevents odours ,moistness and germs.

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