These features you think are ugly might actually become more attractive as you grow older!

All kinds of skin issues on the face—clearly explained in one video!

danzijihe_04

1 View

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

danzijihe_04

88 Views

Why do CNC engraving machines make seasoned craftsmen both love and hate them?

jixiepangke

107 Views

Why do honey collectors only harvest a small portion of the hive when harvesting honey at high altit

haoqiwanhuatong

69 Views

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

jixiepangke

33 Views

Those super cool mechanical series of speed bumps~

jixiepangke

28 Views

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

haoqiwanhuatong

11 Views

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

haoqiwanhuatong

23 Views

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

haoqiwanhuatong

11 Views

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

haoqiwanhuatong

18 Views

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

jixiepangke

10 Views

Skilled workers create a satisfying work site!

jixiepangke

118 Views

When a rotary drilling rig is used to drill and pile, why is the hole filled with mud?

haoqiwanhuatong

16 Views

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

haoqiwanhuatong

8 Views

Incredible seed growth process!!

jixiepangke

178 Views

The man as a speed bump: the skilled worker

yaki1

54 Views

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

yuwudianshiwutou

19 Views

The mysterious man setting up a street stall

ojiajiajia

11 Views

Today's stress-relief video!! Worker series ~2.10

jixiepangke

148 Views

The mesmerizing farm machinery that's like a speed bump for men

yaki1

61 Views