Tagged With slow motion

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Video: Drop a lit match in water, and it will immediately be extinguished. But model rocket engines, made mostly of potassium nitrate, sulphur and charcoal, will burn all the way through even when completely submerged. As this high-speed footage reveals, to test a rocket engine's apathy to H2O, you'll want to find something stronger than a glass fish tank for your experiment.

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Video: To the naked eye, someone slicing through steel using a high-temperature plasma torch just looks like a massive shower of sparks. But through the lens of a high-speed camera filming at 480 frames per second, the steel looks about as strong as melting butter as the torch easily slices through it.

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Video: Inside nearly everything made of concrete, you'll find reinforced steel rods that compress the material, making buildings, bridges and other structures even stronger. The rods aren't designed to break easily, but when they do, the best way to watch the destructive results is through the lens of a slow-motion camera.