Play-Doh was first manufactured as a wallpaper cleaner.
122
The French named one of their aircraft carriers after Ferdinand Foch, a man who once said "Airplanes are interesting toys but of no military value".
10
The yin-yang pattern's earliest use is in Rome - not China!
125
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14
62% of us pop our zits.
137
If you get water flowing fast enough, it can cut metal.
354
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66