Why You Tear Already Cut Plastic Bags More Easily?

This phenomenon is more useful in life than you think it is!

Hemanth
Street Science
Published in
4 min readNov 10, 2021

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Plastic bags being cut
Picture by cottonbro on Pexels

We’ve all tried to pull plastic bags apart. If the plastic bag is new and immaculate, tearing it apart is significantly harder than when it already has a cut. Whenever the plastic bag has a cut, it just seems to smoothly come apart when you pull on it. In fact, this behaviour is…

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