Former NASA engineer builds world’s largest Super Soaker, firing water at 272 mph

Summer is here, and that means it’s time to break out the water guns. Or, if you’re YouTuber Mark Rober (formerly a NASA engineer), it’s time to build the largest water gun ever made (via Gizmodo).

Rober’s giant water pistol is a little more overpowered than the original backyard toy, firing jets of water at 272 miles per hour, with enough force to slice through a watermelon and shatter glass. But despite the giant scale, the supersized Super Soaker works pretty much the same way as the toy version: pressurized air is pumped into a chamber of water, and released with the trigger to shoot a jet of water. Rober’s version instead uses pressurized tanks of nitrogen gas and water for far more impressive results,. But hey, it’s all working on…

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h/t: TheVerge