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What is a "carbon arc lamp"? When you connect two carbon rods to electricity, an interesting phenome
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Tie a rocket made of 60,000 matches to a car and see how far it can be pushed?
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Converting water into hydrogen is so easy - How to make a simple hydrogen generator!!!
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[ Detective Conan ] Learn Japanese by watching anime. Conan's "Ah-le-le" was criticized by Sonoko
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Incest, but not completely
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There is no such thing as a perfect alibi!
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The foreigner's giant plow tractor actually has a cab from the last century!
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Why do rock slabs need to be broken manually? #Science #Unzip #Construction #Cool Knowledge
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Why do we add a layer of metal between the hammer head and the wooden handle? #Science #StressRelief
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[ Detective Conan ] Learn Japanese by watching Japanese comics, a very practical daily phrase - "Rem
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Can ice bullets really withstand the high temperature of gunpowder and become invisible after being
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How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge
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What kind of wisdom did the ancients have to design such a sophisticated mechanism?
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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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Why does a well spout gas? #Science #StressRelief #Drilling #Well Blowout #FunFacts
How strong is the force of regular CPR? I feel like my ribs are going to break in the next second.
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They say diamonds are forever, but they can be burned and broken.
Why does the bearing emit "hot air" when installing it? This is the interference fit installation me
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Comparison of the size of tsunamis in history
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Why is the blade of a gantry shear angled? #Science #StressRelief #HeavyMachinery #GantryShear #FunF