Testing the emergency exits and evacuating the Airbus A380 in less than 90 seconds.
Checkout these cool gadgets...
Related Posts
World’s longest and most expensive railway tunnel, Gotthard Base Tunnel
World’s Fastest Ship: Incat’s Wave Piercing Catamaran
What Took China So Long to Master Ballpoint Pens?
The Ingenious Design of the Aluminum Beverage Can
Designing The Fastest Wheels in History
