Why should we recycle our car's particulate filters? #Science #DPF #ParticleCapture #Knowledge

Why throw sandbags into the river? #PopularScience #IncreaseKnowledge #TheWisdomofWorkingPeople #Bre

haoqiwanhuatong

3 Views

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

haoqiwanhuatong

12 Views

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

haoqiwanhuatong

47 Views

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

haoqiwanhuatong

10 Views

Why not turn off the water when repairing a pipe? This is called pressure plugging. #Science #Unzip

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

18 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 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

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

haoqiwanhuatong

14 Views

Super cool mechanical series of speed bumps!

jixiepangke

31 Views

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

haoqiwanhuatong

11 Views

You don't necessarily have to go to the ocean to surf—surf simulators and artificial wave pools can

haoqiwanhuatong

13 Views

How are the patterns painted on ceramics? #Science #StressRelief #Pottery #LearnSomethingNew

haoqiwanhuatong

12 Views

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

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

25 Views

Some lawns are dyed green, and others have their turf replaced in patches.

haoqiwanhuatong

13 Views

Those irresistible machines~

jixiepangke

24 Views

Speed Bump Workers Series! 6.29

jixiepangke

24 Views