An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
The cigarette lighter was invented before the match.
210
Originally, BMW was an airplane engine manufacturer.
69
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
About 39,000 gallons of water are used to produce the average car!
14