Why are artificial mine tunnels curved? #Science #Unzip #Miner #Mining #Trivia

The principles of different wood splitters. #Science #Unwind #Lumberjack #Chopwood #Trivia

haoqiwanhuatong

4 Views

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

haoqiwanhuatong

19 Views

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

haoqiwanhuatong

13 Views

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

haoqiwanhuatong

14 Views

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

haoqiwanhuatong

13 Views

Water will flow uphill

haoyongwujingongju

21 Views

There are no such things as "useless people" in this world—when properly utilized, everyone is a tre

haoyongwujingongju

53 Views

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

haoqiwanhuatong

53 Views

The tadpoles have become spirits and specialize in attacking young women. A brain-opening movie that

gaofendianying

164 Views

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

haoqiwanhuatong

13 Views

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

haoqiwanhuatong

16 Views

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

haoqiwanhuatong

31 Views

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

haoqiwanhuatong

15 Views

Why can firecrackers restore the shape of oil barrels? This is because of the instantaneous pressure

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

36 Views

Why can the fountain stone ball rotate? #Popular Science #Unzip #Physics #Fountain Stone Ball #Trivi

haoqiwanhuatong

12 Views

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

haoqiwanhuatong

9 Views