Why do we need to soak the cut coconut in water to make it easy to open?

Classmates, look at what this is doing

fuzhushouchuanzhijia

26.6K Views

Let's take a look at those fascinating machines together

jixiepangke

35 Views

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

haoqiwanhuatong

48 Views

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

haoqiwanhuatong

18 Views

ASMR | Sounds That Are Pleasant But Might Go Awry

jiqimiaoyuan_04

11 Views

The car crushed a pile of lighters, and the sound of explosions continued

qiqutu

14.5K Views

Why can loose sand be made into sand sculptures after mixing with water?

haoqiwanhuatong

10 Views

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

haoqiwanhuatong

29 Views

Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #

haoqiwanhuatong

7 Views

Cars can encounter many troubles in icy and snowy weather. Which ones have you encountered?

haoqiwanhuatong

12 Views

ten sandalwood nine empty

lixiaoerdangjia

6.3K Views

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

haoqiwanhuatong

35 Views

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

haoqiwanhuatong

13 Views

Why can a hatchet easily chop down a tree as thick as a bowl? #Science #Relief #Hatchet #Logging #Tr

haoqiwanhuatong

10 Views

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

haoqiwanhuatong

25 Views

This clanging sound is so stress-relieving!

huanyusuijishijie

12 Views

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

haoqiwanhuatong

14 Views

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

haoqiwanhuatong

11 Views

Gear machining: Why only a tiny bit of cutting is required? #Science #Unzip #Machinery #ExtremeComfo

haoqiwanhuatong

9 Views

Those irresistible machines~

jixiepangke

25 Views