Kleenex tissues were originally used as filters in gas masks.
46
Sony researchers have developed a refrigerator that only opens when you smile.
9
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Attics were invented in Attica.
43
There are only 14 blimps in the world.
69
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The life boat was patented in 1845!
29
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4