Jumbo jets use 4,000 gallons of fuel to take off.
19
There are only 14 blimps in the world.
69
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Castor oil is used as a lubricant in jet planes.
-5
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12