stackyFACTS
History

Pressed pennies require immense mechanical pressure

HERE’S THE INTERESTING PART

Turning a common coin into a branded oval is a violently impressive feat of engineering. The crank machines you find at rest stops apply thousands of pounds of pressure through hardened steel rollers, completely obliterating the original metallic structure just so you can have a cheap shiny memento.

Pressed pennies require immense mechanical pressure
STACKY / History
One discovery leads to another.

Keep exploring facts in this topic.

History →
STACKY FOR IPHONE

A bigger world.
One discovery
at a time.

Keep discovering with Stacky. Interesting facts in an app that is always within reach.

Download on the App Store
ONE MORE DISCOVERY?

Keep exploring

All in this topic →
StackyMore discoveries in the app
Download on the App Store