
IFLScience
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What Do The Patterns And Words On Manhole Covers Mean? And Why Are They Round?
There are several geometric advantages over squares.

IFLScience

shared a link post in group #IFLScience

www.iflscience.com
What Do The Patterns And Words On Manhole Covers Mean? And Why Are They Round?
There are several geometric advantages over squares.
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