Castor oil is used as a lubricant in jet planes.
-5
The cigarette lighter was invented before the match.
210
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
Originally, Nintendo was a playing card manufacturer.
70
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
A small airplane can fly backwards.
75
More than a billion transistors are manufactured every second.
-25