Congratulations—you’ve invented the bullet!

Water will flow uphill

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As long as you use the right method, work won't be that tiring.

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The Chaplin you think you know versus the real Chaplin!

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Car Disassembly Video

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The foreigner's giant plow tractor actually has a cab from the last century!

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Trivia: The probability of death from one bullet is the same as the survival of five

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Handmade instrument

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[DIY] Making paper bullets after paper gun

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Why can a hatchet easily chop down a tree as thick as a bowl? #Science #Relief #Hatchet #Logging #Tr

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The ultimate enjoyment of pressing bullets

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Speed bump!! Amazing machinery~

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I advise you to quit porn (enlarging testicles)

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Super cool mechanical series of speed bumps!

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Why are the joints of steel cables so strong? #Science #Unzip #SteelCable #MachineryManufacturing #E

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There are no such things as "useless people" in this world—when properly utilized, everyone is a tre

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Gear machining: Why only a tiny bit of cutting is required? #Science #Unzip #Machinery #ExtremeComfo

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Let's follow Mechanical Punk to explore the irresistible charm of machinery!

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[Bungo Stray Dog] The Aragami is coming! Chuya’s famous scene of firing bullets is here~

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Why don’t civilian aircraft spray flames? The working principle of turbofan jet engines

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