Nothing on ketchup studies (don't cry) but I did find some fun stuff nobody ever needed to know.
*There are approximately ten million bricks in the Empire State Building.
*Did you ever wonder what the WD in WD-40 stands for? The name was lifted right out chemist Norm Larsen's laboratory notebook. Way back in 1953, he was trying to concoct an anti-corrosion formula, which worked on the basic principle of displacing water. On his 40th try, Larsen finally got it right. Hence the name WD-40. It literally means Water Displacer, 40th try.
*The phrase "Often a bridesmaid but never a bride" actually comes from an advertisement for Listerine mouthwash. The text was written by Milton Feasley and first appeared in 1925. The advertisement was so successful that it ran for more than ten years.
*A South Korean movie theater owner decided that the movie The Sound of Music was too long. His solution? He shortened the movie by cutting out all of the musical scenes!
*The most common invention of the 19th century was the washing machine. Between 1804 and 1873, at least 1676 patents were issued by the United States Patent Office for various forms of this device.
*From space, the brightest man-made place is Las Vegas, Nevada.
*"Weird" Al Yankovic received a Bachelor's degree in Architecture in 1981. He also served as valedictorian of his high school at age 16.