Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Energy is being wasted if a toaster is left plugged in after use.
21
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
Whale oil was used in automobile transmissions as late as 1973.
56