The human eye blinks an average of 4,200,000 times a year.
233
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Chrysler built B-29's that bombed Japan, Mitsubishi built Zeros that tried to shoot them down. Both companies now build cars in a joint plant called Diamond Star.
29
Pollen never deteriorates. It is one of the few natural substances that lasts indefinitely.
58
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
Hong Kong has more Rolls Royces per person than anywhere else in the world.
32
The symbol on the 'pound' key (#) is called an octothorpe.
82
Less than 3% of the water produced at a large municipal water treatment plant is used for drinking purposes!
24