The cigarette lighter was invented before the match.
210
Castor oil is used as a lubricant in jet planes.
-5
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Kleenex tissues were originally used as filters in gas masks.
46
