Kleenex tissues were originally used as filters in gas masks.
46
The first alarm clock could only ring at 4 a.m.
120
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
The electric chair was invented by a dentist!
122
Attics were invented in Attica.
43
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4


