Incredible bubble marbles, the bubbles you blow last for a year! What's the secret behind it?

What is "shellac"? You might have tasted this magical Indian glue, secreted by billions of insects!

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What modifications can be made to an excavator? #PopularScience #Unzip #LargeMachinery #Excavator

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Car Disassembly Video

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

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Broken bracelet repair craftsman

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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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Why do honey collectors only harvest a small portion of the hive when harvesting honey at high altit

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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 power of science

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Thailand's sand sculpture fan advertisement made me laugh to death hahahahaha

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"Facial Massage"

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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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They say diamonds are forever, but they can be burned and broken.

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"Emergency Hedging"

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What kind of wisdom did the ancients have to design such a sophisticated mechanism?

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

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How Tsunamis Are Formed (3D Principle)

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When talking about her father, Liu Yifei's eyes welled up with tears. Although her parents are divor

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I advise you to quit porn (enlarging testicles)

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