Using a broken screwdriver anyway

Diajakin Ngebrutal 😳

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Which melts first: glass beads or screws?

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[Uncle Qiu Takes a Look] The video has been packaged—welcome to check it out!

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19th-century German craftsmanship. The principle of the Reuleaux triangle—still haven’t figured it o

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Guess which side’s lollipop melts faster

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Why can a flame gun refurbish plastic?

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A printing press from the Sacramento History Museum

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A little useful trick

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“My imperial excavator bucket has finally been shipped!”

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Why is there always a worker crouching in the most dangerous spot next to the piling rig?

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The Beauty of Mechanics.

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Saves time and effort

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“Car Repairman”

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150 kg of iron turns as soft as clay under the press!

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Let’s take a look at those amazing jobs.

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Full-process hand-held production to paper bag forming machine

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Wire is obviously very stiff, so why does it snap after just a few bends?

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Learn to Operate an Excavator in One Minute

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Welding Technology

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What’s it like to watch a bald master hand-forged a “xiuchun” sword?

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