In many countries, urine was used as a detergent for washing.
17
When watching a DVD press stop-stop-play-skip to skip the ads and go straight to the movie.
23
You can actually sharpen the blades on a pencil sharpener by wrapping your pencils in aluminum foil before inserting them.
209
An iceberg contains more heat than a lit match.
73
The first household refrigerators cost about $16,000, in today's money!
47
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
In an average hour, there are over 61,000 Americans airborne over the United States.
24
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10