As a 700 F steel ball is quenched in water, the left photo shows the vapor jacket surrounding the ball, and the right image shows oxidized metal flaking off due to rapid cooling and contraction.

As a 700 F steel ball is quenched in water, the left photo shows the vapor jacket surrounding the ball, and the right image shows oxidized metal flaking off due to rapid cooling and contraction.

By Jon Horneber, Shea Zmerzlikar, Pat Cotter, Matt Bailey, Elizabeth Crumb for Spring 2013 Team Second.
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Two 1/2 inch steel balls, heated to 700 F, bracket a room temperature ball as all three are dropped into water. The two heated balls show large wakes due to the Liedenfrost effect.

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