There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The electric chair was invented by a dentist!
122
Castor oil is used as a lubricant in jet planes.
-5
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 normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Sony researchers have developed a refrigerator that only opens when you smile.
9
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33