Why do you inject water into a horse's nostrils? #Science #Unwind #Horse #FantasticBeasts #Trivia

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Sharing a few vintage tools that transcend time and space

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Make your own moon out of cement, super easy

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Harmonic Drive Reducer

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Converting water into hydrogen is so easy - How to make a simple hydrogen generator!!!

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The curator said it was made in Taiwan

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Spent 500 yuan to rent Xiao Long's dad's fish pond, but there wasn't a single fish?! Let's find out

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

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

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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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You don't necessarily have to go to the ocean to surf—surf simulators and artificial wave pools can

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

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Mathematical Genius

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

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

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

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

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

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A massage in Japan made me cry

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