Castor oil is used as a lubricant in jet planes.
-5
More than a billion transistors are manufactured every second.
-25
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
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
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 average car produces a pound of pollution every 25 miles!
18