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News Technology Cool Science Facts Which Your School Probably Never Taught You

Cool Science Facts Which Your School Probably Never Taught You

This is what happens when you heat a surface to very high temperatures and pour water drops.

It’s called Leidenfrost effect.

When you heat a pan on high for some time and then pour water drops they become mercurial. Instead of evaporating the water drops just move around on the pan like mercury. This happens because when the water hits the pan its outer surface evaporates so fast that it creates a layer of vapor below the water drop insulating it and stopping it from coming into direct contact with the pan. So, instead of boiling the water just rolls around. If you do the experiment on ridged surface like shown above, the water drops would even move upwards.

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