Hand vs. Liquid Nitrogen and the Leidenfrost Effect

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I stick my hand (momentarily) directly into liquid nitrogen but dont suffer any injuries due to the Leidenfrost effect. The Leidenfrost effect is the formation of a gas .\r
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In the Leidenfrost Effect, a water droplet will float on a layer of its own vapor if heated to certain temperature. This common cooking .\r
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Pretty neat reaction this glowing nickel ball has when put in water. The water was as hot as I like my coffee after this....Come see my other videos .