Don't throw the spark plug, it's harder than a hammer!

Why do snakes do the spacewalk?

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The most perfect revenge!

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Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #

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Speed bump!! Amazing machinery~

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If you often watch videos, you don’t know how terrible the job of a porn appraiser is!

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Can ice bullets really withstand the high temperature of gunpowder and become invisible after being

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The wisdom of the working people is to change the direction of force to move heavy objects. #Science

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Folklore: Hanged Ghost [Do you know why you will see ghosts if you go up a lot of mountains? This is

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In order to seize the position of demon fairy, the White Lotus Saint killed hundreds of millions of

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As a doctor, she just wants to live

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Super cool mechanical series of speed bumps!

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Super cool mechanical series of speed bumps! 7.18

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How sexy is sexy lingerie?

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Are the videos we watched fake? Has wild sex education been fooling us all these years?

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The 2023 Top 100 list for Japan has been compiled, and Yua Mikami dominates the top three spots. Her

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The Butterfly Effect

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3D Animation Demonstration: What Happens Inside the Rescued Person's Body When You Perform CPR

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What is train buckling?

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Why does honey never spoil?

laoshuguaitan

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De-stressing videos: The irresistible charm of machinery~

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