Why do knots get tighter the more you pull them? #Science #Unzip #Knots #Physics #Trivia

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

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My daughter was fishing with her bare hands, and my dad was helping her. I was stunned when the fish

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How are the patterns painted on ceramics? #Science #StressRelief #Pottery #LearnSomethingNew

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King of Knots

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

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Can cliff skiing cause an avalanche? #Science #Unwind #CliffSkiing #Avalanche #Trivia

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Why do we cut trees at height? Will there be accidents? #高空伐木 #解压 #科普

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

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

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

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Why can loose sand be made into sand sculptures after mixing with water?

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Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #

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Why not turn off the water when repairing a pipe? This is called pressure plugging. #Science #Unzip

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Why can firecrackers restore the shape of oil barrels? This is because of the instantaneous pressure

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

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pvz real watermelon pitcher

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Why can the fountain stone ball rotate? #Popular Science #Unzip #Physics #Fountain Stone Ball #Trivi

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The wisdom of the working people is to change the direction of force to move heavy objects. #Science

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Why does the bearing emit "hot air" when installing it? This is the interference fit installation me

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