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You can also peel the label of a tin (can) of baked beans in your cupboard to see the the ripples added for rigidity.



as a bonus, they make canned cranberry sauce visually appealing on the Thanksgiving platter :)


Ever notice there’s a subtle fold in the shape of an “x” in the middle of the sheet metal panels that make up ductwork?

Undulations for rigidity are everywhere!




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