Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Sony researchers have developed a refrigerator that only opens when you smile.
9
The cigarette lighter was invented before the match.
210
The first alarm clock could only ring at 4 a.m.
120
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
In the early 1960's, Porsche commercially manufactured farm tractors.
24
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27