Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
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A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
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'Second Street' is the most common street name in the U.S.; 'First Street' is the sixth! "
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Pollen can travel up to 500 miles in a day.
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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
On average, 100 people choke to death on ballpoint pens every year.
72
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
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