How does tin foil in the oven not get hot?

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Like I understand it’s reflecting heat, cool. But like with the direct heat when you put it in the oven, how does it not just get hotter?

In: Physics

5 Answers

Anonymous 0 Comments

It does get hot mainly by convection (hot air transferring heat to the foil) but unlike a thick chunk of steel it has very little mass to retain that heat. When you touch it the area you touch will rapidly cool down due to conduction with your finger.

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