Do metals really have a smell? After washing a coin and rubbing it with your hands, an interesting p

How do we calculate the 0.5×0.8 that caused the entire Internet to quarrel?

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Periodic table of elements, but distance

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fun magnetic game

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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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The first step after a burn is not to go to the hospital immediately!

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Technological stagnation? Doraemon has already hinted at the future of human civilization!

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When MC upgrades, it becomes more scientific, and the maximum level is beyond my imagination # Minec

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How outrageous are famous TV drama scenes in the eyes of doctors?

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Someone invented history again, saying that in ancient China, women had to take their husband's surn

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Why do we need to install a wellbore when digging a well? #Science #Unzip #IncreaseKnowledge #Diggin

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

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The ancient navigational tool "Sextant" is still in use today! Do you know how it works?

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How magical is the metal gallium that was predicted in advance by Mendeleev?

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Bet you've never seen truly clean glass!

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Why is diving so difficult? Besides the difficult movements, you also have to overcome your fear of

haoqiwanhuatong

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Why did the steel fly so high in the flying steel accident? #Science #Unzip #RollingSteel #FlyingSte

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A drop of water kept me awake for three days and three nights...

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Why do we say that no two pairs of ripped jeans are exactly alike? #Science #Unzip #Jeans #Workers #

haoqiwanhuatong

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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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Use inertia to remove parts. #PopularScience #Unzip #Inertia #SlidingHammer

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