The cigarette lighter was invented before the match.
210
About 39,000 gallons of water are used to produce the average car!
14
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
