A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
The small pocket in the larger pocket of your jeans was designed for pocket watches.
11
The cruise liner, 'Queen Elizabeth 2', moves only six inches for each gallon of diesel that it burns.
26