It's not just angles that can create visual illusions for us—certain color variations can also produ

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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 is it easier to find gold under black sand? #Science #Unzip #GoldRush #Knowledge

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

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Cars can encounter many troubles in icy and snowy weather. Which ones have you encountered?

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

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

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

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

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

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

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

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

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Why not use a high-pressure water gun to wash your car? #Science #Unzip #High-pressureWaterGun #CarW

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