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The chocolate layers between the wafer layers in a Kit-Kat bar is made of crushed up Kit-Kat bars that didn't make it past quality control.

The chocolate layers between the wafer layers in a Kit-Kat bar is made of crushed up Kit-Kat bars that didn't make it past quality control.

There is a museum in Sweden, called 'The Museum of Failure', that collects and showcases failed products and services.

There is a museum in Sweden, called 'The Museum of Failure', that collects and showcases failed products and services.

The first female doctor in Britain spent 56 years disguised as a man. It wasn’t until after her death in 1865, that the doctor’s secret was finally discovered.