The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The ball on top of a flagpole is called a 'truck'.
24
Kleenex tissues were originally used as filters in gas masks.
46
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4