Anyone who has ever offered a compressed air can, deserve to testify to exactly how cold they get. After all, the cans come with frostbite warnings.

You are watching: Why do compressed air cans get cold

You may think that this happensbecause once the gas comesout of the have the right to it broadens and thus cools off. However, that is not the case.

Minutephysicsis here to define what actuallygoes on through compressed air cans. It actually relies on just how the gas expands.

The key lies in the "carry out not shake" warning. It is in the liquid that is in the deserve to. More especially, it is a gas in the shape of a liquid.

We won"t disclose even more here. You have to watch the video to understand also exactly how liquid gas plays a role in freezing the can. We will tell you that this clear and also well-shown explanation is not to be missed.

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