In many countries, urine was used as a detergent for washing.
17
Like fingerprints, everyone's tongue print is different.
250
About two hundred babies are born worldwide every minute.
237
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
During his or her lifetime, the average human will grow 590 miles of hair.
69
Diamonds mined in Brazil are harder than those found in Africa.
40
If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
109