Paper money is not made from wood pulp but from cotton. This means that it will not disintegrate as fast if it is put in the laundry.
37
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
When glass breaks, the cracks move faster than 3,000 miles per hour.
47
In many countries, urine was used as a detergent for washing.
17
It's impossible to kill yourself by holding your breath.
703
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
A typical lead pencil can draw a line that is 35 miles long.
158
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23