A Collection of Work Principles You'd Never Expect

A genius crafts a homemade smoke insecticide device.

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Invented by clever craftsmen

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Honeycomb honey in a glass bottle! Success! I took it out today to show you guys, but the success ra

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Dice CNC Machining

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Harmonic Drive Reducer

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The seam weld between the two screws is so large that the master welder can do it with a single elec

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Learn These Handy Hardware Tool Tips and Save a Fortune

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Netizens' welding skills competition! Great welding, don't weld next time!

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I asked my wife for 3,000 to buy a computer desk, and I made one myself while she was away, leaving

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

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The big challenge of hand-rubbing various types of engines: single-cylinder fuel engine!

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Mobile phone macro assists in pulling out the fine glass residue from the flesh

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Amazing Tools That Are On Another Level

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What amazing skill. The serpent staff he carved looks so life-like. Looks like he wasn't boasting about his experience.

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

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Why are the joints of steel cables so strong? #Science #Unzip #SteelCable #MachineryManufacturing #E

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Those super cool mechanical series of speed bumps~

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Why does steel need to be rolled repeatedly? #Science #Unzip #Rolling #Forging

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Those irresistible mechanical charms~

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The power of science

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