What do you think is the ugliest color?

The temperature is dropping. How can we keep warm at a low cost? Southerners, don’t read this!

bideerjiedao

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Car Disassembly Video

haoyongwujingongju

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As long as you use the right method, work won't be that tiring.

haoyongwujingongju

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

haoqiwanhuatong

21 Views

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

haoqiwanhuatong

25 Views

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

haoqiwanhuatong

12 Views

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

haoqiwanhuatong

10 Views

How sexy is sexy lingerie?

paidahexiaokui

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

haoqiwanhuatong

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

haoqiwanhuatong

32 Views

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

haoqiwanhuatong

4 Views

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

haoqiwanhuatong

16 Views

Yemen is the first country to be destroyed by drugs, even children are not spared. How tragic is it?

tanmi

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

haoqiwanhuatong

16 Views

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

haoqiwanhuatong

16 Views

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

haoqiwanhuatong

20 Views

Why do honey collectors only harvest a small portion of the hive when harvesting honey at high altit

haoqiwanhuatong

82 Views

The Butterfly Effect

q-limes

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Introduction to Tequila

yaki1

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

haoqiwanhuatong

21 Views