Why is Freezer Hard to Open? - Pressure and Temperature 🌡️❄️

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    To open a freezer, you need about 67 N or 7 kgf. 
But if you have to open it again, right after it has been opened, it would take about 200 or 20 kgf! - It's almost 3 times more force!

    But why is it so hard to open the freezer door the second time? Let's find out!

https://drive.google.com/file/d/1xNrJ-jGdCH86AfRw_JxHGEGMw426xyqy/view?usp=drive_link

Why are freezers so hard to open? - YouTube


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