- The WD in WD-40 stands for Water Displacer.
- You brain weights 2% of your body weight though uses 20% of all oxygen you breathe and 15% of the bodys blood supply.
- Flys always launch backwards for a quick getaway.
- Jellyfish have been on Earth for over 650 million years.
- When water freezes it expans by 9%.
reload more facts | visit cool facts
add this widget to your website