The origin of the term "kerosene lamp effect" #ScienceKnowledge

The teasing has begun!

hanenhuih

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China Super Wind Tunnel

youyisi2025

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

haoqiwanhuatong

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

haoqiwanhuatong

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Spoon/fork: If I had known this was a bad factory

xiaokechibaobao

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Why doesn't it hurt when a needle is stuck in my finger?

yaki1

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Human Speed Bump – Mechanical ~3.26

jixiepangke

62 Views

Today's stress-relief video!! An astonishing workplace scene~

jixiepangke

98 Views

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

jixiepangke

27 Views

Those super cool mechanical series of speed bumps~

jixiepangke

33 Views

Today's stress-relieving video: An amazing workplace scene! 12.12

jixiepangke

52 Views

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

tanmi

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The power of science

haoyongwujingongju

14 Views

Let's take a look at some satisfying work scenes! 10.9

jixiepangke

155 Views

I advise you to quit porn (enlarging testicles)

xuetudexin-

36 Views

The irresistible charm of machinery~

jixiepangke

30 Views

The skilled workers' amazing work site at the speed bump installation!

jixiepangke

15 Views

Let's take a look at those fascinating machines together

jixiepangke

35 Views

Today's stress-relieving video: an awesome mechanical series~

jixiepangke

34 Views

Relaxing video: Skilled workers at a satisfying job site~

jixiepangke

17 Views