Fun Fact Friday (#17)

Fun Fact Friday is a meme hosted by Lettora at I’m Booked! If you’d like to join and do you own Fun Fact Friday, just ask! At I’m Booked! Every week we’ll give you five new, fun facts.

This week’s five facts:

 

1. Did you know that cat’s urine glows under a black light.

 

2. Slugs have 4 noses.

 

3. The human heart creates enough pressure when it pumps out to the body to squirt blood 30 feet.

 

4.  It is impossible to sneeze with your eyes open.

 

5.  Ketchup was sold in the 1830s as medicine.