*YOU NEED TO KNOW THIS*

Have you ever stopped to think of the countless things that you think you know but do not know or have little knowledge of?

Here's a list of 10 things few people know:

1 • The yo-yo was created to be used as a weapon.

2 • In Australia, in addition to being better known the Kangaroo is the most consumed animal there.

3 • Frankstein was the scientist.

4 • The small hole on the side of most pens serves to equalize atmospheric pressure inside and outside them.

5 • Stomach acid is strong enough to dissolve blades.

6 • During your life, you will produce enough saliva to fill two pools.

7 • One drop of oil makes 25 liters of water unfit for consumption.

8 • The jump was originally created for men.

9 • Cows can climb stairs but can not climb down.

10 • Prawns have a heart located on the head.

"Do you know some kind of thing or information that few know?" Share below!