There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Castor oil is used as a lubricant in jet planes.
-5
Kleenex tissues were originally used as filters in gas masks.
46
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25