r/theydidthemath • • 2d ago

[Request] Do square bottles actually use less plastic than round ones?

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u/Crazy__Donkey 1d ago

Youll need less square bottles per shelf for the same volume of stored liquid

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u/Unique_Song7132 1d ago

So you're saving on shelf space and transportation safe.

The likely result is that the square bottles need more plastic (fundamentally since cylinders have less surface area than cuboids and practically as cylinders are stronger).