This Odd Piece Of Glass Was Virtually Indestructible. Then It Met An AK-47
Copied from Jared Keller by 
@ottobattista
Global Global

This Odd Piece Of Glass Was Virtually Indestructible. Then It Met An AK-47

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Copied from Jared Keller by 
@ottobattista
| Global Global

The “Prince Rupert’s Drop” may sound like a silly moniker for a piece of glass, but don’t let the name fool you: These strange baubles are almost indestructible.

Created by plunging molten glass into freezing water, the bulbous ends of these unusual tear-dropped shapes are supposedly nearly impossible to break.

That’s not an unfair assessment: PRDs have been shown to withstand not just blows from a hammer or an impact on a concrete sidewalk, but a straight shot from a .38 Special loaded with some custom-made full metal jackets, thanks to the inquisitive Destin Sandlin at Smarter Every Day.