The incredible "death hammer" will not rebound once it strikes! Do you know how it works?

How do fishing nets work? Why are they able to catch fish even though the bottom is empty?

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The Land of Light, Caoxian—actually, this world can't do without you.

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When a rotary drilling rig is used to drill and pile, why is the hole filled with mud?

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Car Disassembly Video

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Strong men VS. Strong fish

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Why can the boomerang fly back

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

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The brake pads of a 10,000-ton ship are excavators??!!

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Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge

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Why do we need to grind off the bark? This is the process of peeling and rounding the wood before pe

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

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Why do we need to install a wellbore when digging a well? #Science #Unzip #IncreaseKnowledge #Diggin

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The Production Process of Cement Circular Pipes

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Unboxing video!! The irresistible charm of machinery

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Gear latch process principle

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

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I've learned a lot! I always thought sperm extraction involved watching porn movies for visual stimu

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The Butterfly Effect

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What is Maxwell's demon? Do you know how an iron pipe can automatically separate air into cold and h

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