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Why do we need to cut a slant on the tree when felling it?
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How does a lighter ignite? Let's take a look at its principles. #解压#科学popularity#微观世界#轻气机#极好
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I advise you to quit porn (enlarging testicles)
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Human Speed Bump – Mechanical ~3.26
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They say diamonds are forever, but they can be burned and broken.
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Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge
Today's stress-relieving video: An amazing workplace scene! 12.12
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Those super cool mechanical series of speed bumps~
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Can cliff skiing cause an avalanche? #Science #Unwind #CliffSkiing #Avalanche #Trivia
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Today's stress-relief video!! An astonishing workplace scene~
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Why do we need to stretch the syrup repeatedly when making handmade candies? This step is actually c
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The skilled workers' amazing work site at the speed bump installation!
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Why do CNC engraving machines make seasoned craftsmen both love and hate them?
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Unboxing video!! – The Mechanical Series~
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