Castor oil is used as a lubricant in jet planes.
-5
Originally, Nintendo was a playing card manufacturer.
70
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
The first alarm clock could only ring at 4 a.m.
120
