The amazing vortex tube—no electricity required, yet it can instantly cool air down to below zero?

In 2003, a young Chinese woman disappeared after a dinner party. Four days later, the police found a

tanmi

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fun magnetic game

yibienikuan

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Science Kingdom VS Department Empire

meimingzai

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The outrageous fault encountered by the auto mechanic, using cable ties to tie the shock absorber

debora_curry_03_01

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That's Hell of A Physical Hack!

Qibajiu

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Let's take a look at those fascinating machines together

jixiepangke

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

jixiepangke

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Those are super cool machines!!

jixiepangke

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Speed bumps for boys and girls!! Those novel machines

jixiepangke

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Man speed bump!! Skilled worker series~

jixiepangke

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Speed Bump!! Cool Mechanical Series 6.17

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Men's Speed Bump Worker Series ~2.13

jixiepangke

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

yaki1

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Decompression video of the workers series!

jixiepangke

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Decompression video of the mechanical series~

jixiepangke

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Let’s take a look at some amazing work sites!

jixiepangke

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Irresistible mechanical charm~

jixiepangke

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Let’s take a look at the amazing work site of skilled workers~

jixiepangke

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Speed Bumps!! Skilled Worker Series~

jixiepangke

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Xiao Wu finds Aisha to go to school

aotemanazhai

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