Geographical Trivia You'll Never Use

Why can you avoid being attacked by pushing away a shark's nose? #Science #Unzip #Shark #FantasticBe

haoqiwanhuatong

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

haoqiwanhuatong

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Why do we need to cut a slant on the tree when felling it?

haoqiwanhuatong

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I've learned a lot! I always thought sperm extraction involved watching porn movies for visual stimu

yuwudianshiwutou

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

yaki1

42 Views

Why are the joints of steel cables so strong? #Science #Unzip #SteelCable #MachineryManufacturing #E

haoqiwanhuatong

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Super cool mechanical series of speed bumps!

jixiepangke

19 Views

Car Disassembly Video

haoyongwujingongju

21 Views

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

tanmi

13 Views

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

haoqiwanhuatong

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Workers' amazing work site~

jixiepangke

10 Views

You don't necessarily have to go to the ocean to surf—surf simulators and artificial wave pools can

haoqiwanhuatong

12 Views

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

haoqiwanhuatong

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Why do we cut trees at height? Will there be accidents? #高空伐木 #解压 #科普

haoqiwanhuatong

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

haoqiwanhuatong

26 Views

Human Speed Bump – Mechanical ~3.26

jixiepangke

71 Views

As long as you use the right method, work won't be that tiring.

haoyongwujingongju

20 Views

Super cool mechanical series of speed bumps! 7.18

jixiepangke

30 Views

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

haoqiwanhuatong

9 Views

The irresistible charm of machinery~

jixiepangke

79 Views