What happened to the scientist who was once "blown away" by a particle accelerator?

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[DIY] I will teach you to make cool bismuth crystal!

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Those skilled workers deliver satisfying results on the job site!!

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Damn, Am I Seeing Sound Now?

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Far more than the average family car? A palm-sized inline four! The whole process of assembly!

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

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Those super cool mechanical series of speed bumps~

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Yemen is the first country to be destroyed by drugs, even children are not spared. How tragic is it?

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How to draw a circle?

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

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How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge

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Two mods to make your Minecraft more realistic

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Let's take a look at the amazing workplace of skilled workers!

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Relaxing video: Skilled workers at a satisfying job site~

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A few useful life hacks~

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I advise you to quit porn (enlarging testicles)

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