Why are coal seam fires so difficult to extinguish? Why can't watering them out? #煤层火 #解压 #科普 #地火

The more you struggle, the more excited I am.

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

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

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

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Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #

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

37 Views

Men's Speed Bumps: Skilled Worker Series~

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

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

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

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Man Speed Bump!! Skilled Worker Series

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

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

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Man speed bump!! Amazing work site

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A satisfying work site at the speed bump of humanity~

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

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Speed Bump Workers Series! 6.29

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Speed Bumps!! Skilled Worker Series~

394 Views

The Three-Body Problem: 10 Minutes to Watch the Three-Body Universe (18906414)

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Why do we add a layer of metal between the hammer head and the wooden handle? #Science #StressRelief

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