It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The ball on top of a flagpole is called a 'truck'.
24
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
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