The Secrecy Of Shoelaces Opening While Walking

California: University of California, the experts have conducted a survey on the secrecy of open shoelaces. They search why the laces open instead a careful and tightened tied. Finally, they become success to figure out the secrecy behind it.

The survey has founded that the reason is the force of pushing and upping foots against the surface of earth. This can force the laces to be loosed and opened.

The experts conducted this survey on different levels, such as play grounds, in slow motion movies, and on daily shoe wearers.

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