[Science] How many seconds can you hold out without tearing it off? Here's how to properly handle sc

[Popular Science] You think it's disgusting, but doctors love to do it. The reverse operation is act

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The irresistible charm of machinery~

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Super cool mechanical series of speed bumps! 7.18

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Real ASMR | A private costume-themed salon where a big "bear" technician massages a little bear seni

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

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Those skilled workers deliver satisfying results on the job site!!

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Why do we need to cut a slant on the tree when felling it?

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Yemen is the first country to be destroyed by drugs, even children are not spared. How tragic is it?

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Human Speed Bump – Mechanical ~3.26

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How are mooring ropes secured? #Science #Unzip #MooringRopes #Ship

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How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

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Today's stress-relieving video: an awesome mechanical series~

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

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Super Spicy Challenge Compilation!

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Spent 26 hours polishing a bronze mirror to restore it into a genuine copper mirror!

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The satisfying work site of speed bumps~

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The Pola Swimsuit Live 2D Skin Oath Ceremony that had to be coded because it was too astringent to p

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Come drink the milk of the glorious mother~

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The mesmerizing farm machinery that's like a speed bump for men

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Unboxing video!! – The Mechanical Series~

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