Castor oil is used as a lubricant in jet planes.
-5
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Originally, BMW was an airplane engine manufacturer.
69
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
Originally, Nintendo was a playing card manufacturer.
70
Attics were invented in Attica.
43
Energy is being wasted if a toaster is left plugged in after use.
21