How did ancient people obtain the saltpeter used for making ice and gunpowder? You'll learn a lot af

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

tanmi

11 Views

Dissolving the aluminum can, and not a single drop of Coke leaked out!

Jinzhengmeiyongde

0 View

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

haoqiwanhuatong

25 Views

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

jixiepangke

97 Views

The irresistible charm of machinery~

jixiepangke

22 Views

This is my first time to touch the edge! Forgive me

rodrigo_sanders_02

30 Views

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

jixiepangke

21 Views

This is what a whale explosion looks like!

quanzhilierentekaopu

136 Views

How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

haoqiwanhuatong

32 Views

Relaxing video: Skilled workers at a satisfying job site~

jixiepangke

17 Views

Partition wall foam filling

jiajudarenmrwen

25 Views

Fun|Playing With Chemical instruments

Huluoweili

42 Views

Introduction to Tequila

yaki1

44 Views

I just want to be a little environmental guardian #protect the environment #outdoor shooting

huadajiedangong

42 Views

[Exploring the Mystery] Some boys’ “femininity” may be caused by genes!

tanmi

27 Views

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

jixiepangke

16 Views

Why should we stay away from tiger butts in zoos? A mysterious liquid spurts out of tiger butts.

tanmi

14 Views

Let's take a look at the amazing workplace of skilled workers 9.2

jixiepangke

143 Views

【HISHE】Jurassic Park Parody 1

jiqishudezahuopu

14 Views

In case you haven't seen a newly hatched stick insect, the tiny eggshell hides a long body...

YouTubejingcaishipin-

11 Views