Prince Rupert Drop Archives | The American Ceramic Society

Prince Rupert Drop

Video: Glass science of Prince Rupert’s drop captured with high-speed cameras

By April Gocha / March 28, 2014

The series Smarter Every Day explores Prince Rupert’s drop—glass shapes formed by dropping hot molten glass in hot water—which are like hardened glass but exhibit some incredibly brittle properties.

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Prince Rupert’s Drops

By / April 9, 2009

A beloved classroom demonstration in materials science. The residual stress within the drop gives rise to unique properties that every demonstrator likes to demonstrate: The drop can be hammered on the fat end without breaking, but disintegrates explosively if the tail end is even slightly damaged.

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