Why do manhole covers fly up? Could this be a valid excuse for being late to work?

Why is natural rubber collected in lumps?

haoqiwanhuatong

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

haoqiwanhuatong

5 Views

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

haoqiwanhuatong

10 Views

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

haoqiwanhuatong

30 Views

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

haoqiwanhuatong

24 Views

During the meeting, the leader said that a slap in the face would not make a difference, and then co

tumaidier

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

haoqiwanhuatong

12 Views

South China Sea Happy Squid Party

chenshifuluya

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You hit my wife, I'll hit your son! #LiYouBin #SariNa #XiaoSongJia #ZhuYaWen #NiuLi

aidehuajianying

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Why does a well spout gas? #Science #StressRelief #Drilling #Well Blowout #FunFacts

haoqiwanhuatong

23 Views

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

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How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge

haoqiwanhuatong

17 Views

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

haoqiwanhuatong

21 Views

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

haoqiwanhuatong

9 Views

Audition, remember? Bibi Dong!

xiaoniaodongman

67 Views

When a rotary drilling rig is used to drill and pile, why is the hole filled with mud?

haoqiwanhuatong

24 Views

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

haoqiwanhuatong

13 Views

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

haoqiwanhuatong

22 Views

Can a sexless marriage last? Unveiling the unspoken pain between spouses—both real and brutal! An im

kongbudedailaikongbu

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Why does steel need to be rolled repeatedly? #Science #Unzip #Rolling #Forging

haoqiwanhuatong

13 Views