The giant water gun fired off the water at a speed of 437 km / h
With the speed of water shooting up to 437km / h, this giant gun can cut a watermelon in half, making glass break so many people can not be surprised.
The giant water gun was built by Mark Rober, a former NASA engineer, containing 7.5 liters of water. With the speed of water shooting up to 437km / h, this giant gun can cut a watermelon in half, making glass break so many people can not be surprised.
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Recently, Mark Rober showed off a giant water gun made by himself and a performance showing its tremendous devastation that made netizens extremely excited. In that video, Mark Rober also shared both CAD drawings and a list of materials needed to create a giant water gun for anyone who needed them. But you should not try to make or use this giant water gun because it can endanger everyone around you and yourself.
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