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zhengjingdezhishi

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【Collection 9】Serious knowledge has been added

10:44

【Collection 9】Serious knowledge has been added

zhengjingdezhishi

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Incest, but not completely

0:30

Incest, but not completely

zhengjingdezhishi

18 Views

Use inertia to remove parts. #PopularScience #Unzip #Inertia #SlidingHammer

0:44

Use inertia to remove parts. #PopularScience #Unzip #Inertia #SlidingHammer

haoqiwanhuatong

12 Views

Why do rock slabs need to be broken manually? #Science #Unzip #Construction #Cool Knowledge

0:47

Why do rock slabs need to be broken manually? #Science #Unzip #Construction #Cool Knowledge

haoqiwanhuatong

19 Views

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

1:02

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

haoqiwanhuatong

26 Views

Why does a well spout gas? #Science #StressRelief #Drilling #Well Blowout #FunFacts

0:42

Why does a well spout gas? #Science #StressRelief #Drilling #Well Blowout #FunFacts

haoqiwanhuatong

26 Views

Why do we say that no two pairs of ripped jeans are exactly alike? #Science #Unzip #Jeans #Workers #

0:48

Why do we say that no two pairs of ripped jeans are exactly alike? #Science #Unzip #Jeans #Workers #

haoqiwanhuatong

11 Views

Why does the bearing emit "hot air" when installing it? This is the interference fit installation me

0:41

Why does the bearing emit "hot air" when installing it? This is the interference fit installation me

haoqiwanhuatong

16 Views

Why do we need to install a wellbore when digging a well? #Science #Unzip #IncreaseKnowledge #Diggin

0:47

Why do we need to install a wellbore when digging a well? #Science #Unzip #IncreaseKnowledge #Diggin

haoqiwanhuatong

10 Views

Why do we add a layer of metal between the hammer head and the wooden handle? #Science #StressRelief

0:46

Why do we add a layer of metal between the hammer head and the wooden handle? #Science #StressRelief

haoqiwanhuatong

9 Views

Introduction to Tequila

1:56

Introduction to Tequila

72 Views

Are the videos we watched fake? Has wild sex education been fooling us all these years?

9:36

Are the videos we watched fake? Has wild sex education been fooling us all these years?

121 Views

The wisdom of the working people is to change the direction of force to move heavy objects. #Science

0:40

The wisdom of the working people is to change the direction of force to move heavy objects. #Science

haoqiwanhuatong

13 Views

Why is the blade of a gantry shear angled? #Science #StressRelief #HeavyMachinery #GantryShear #FunF

0:45

Why is the blade of a gantry shear angled? #Science #StressRelief #HeavyMachinery #GantryShear #FunF

haoqiwanhuatong

9 Views

Introduction to Traditional Group Farming Culture in Africa

1:27

Introduction to Traditional Group Farming Culture in Africa

21 Views

Why does glass crack along the scratch of a glass cutter? #Science #Unzip #Glass #Physics #Trivia

0:45

Why does glass crack along the scratch of a glass cutter? #Science #Unzip #Glass #Physics #Trivia

haoqiwanhuatong

9 Views

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

1:26

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

54 Views

The film "Gone Girl" has terrifying details that make you ponder! Every pattern holds a hidden meani

0:33

The film "Gone Girl" has terrifying details that make you ponder! Every pattern holds a hidden meani

52 Views

Why do two people need to swing the hammer when forging iron? #Science #Unzip #Ironmaking #Forging #

0:46

Why do two people need to swing the hammer when forging iron? #Science #Unzip #Ironmaking #Forging #

haoqiwanhuatong

20 Views

[Patrick Star Explains] The Origin of Mid-Autumn Festival? Who Invented Mooncakes?

4:19

[Patrick Star Explains] The Origin of Mid-Autumn Festival? Who Invented Mooncakes?

1 View