Why is it so difficult to find gemstones in the wild? #SciencePopularization #StressRelief #Gemstone

Circle of Death!

jinxianshengkkk1

3 Views

Why do we cut trees at height? Will there be accidents? #高空伐木 #解压 #科普

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

49 Views

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

haoqiwanhuatong

13 Views

Can cliff skiing cause an avalanche? #Science #Unwind #CliffSkiing #Avalanche #Trivia

haoqiwanhuatong

24 Views

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

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

9 Views

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

haoqiwanhuatong

10 Views

How are mooring ropes secured? #Science #Unzip #MooringRopes #Ship

haoqiwanhuatong

14 Views

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

haoqiwanhuatong

18 Views

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

haoqiwanhuatong

14 Views

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

haoqiwanhuatong

10 Views

Why do we need to stretch the syrup repeatedly when making handmade candies? This step is actually c

haoqiwanhuatong

14 Views

This clanging sound is so stress-relieving!

huanyusuijishijie

14 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

14 Views

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

haoqiwanhuatong

33 Views

Why do we say that no two pairs of ripped jeans are exactly alike? #Science #Unzip #Jeans #Workers #

haoqiwanhuatong

10 Views

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

haoqiwanhuatong

30 Views

Car Disassembly Video

haoyongwujingongju

38 Views