the exact time when an attack or other military action will start
The air force planes waited until zero hour in order to begin their bombing mission.
The Highest Speed Cars in the world
Bugatti Veyron 16 point 4 Super Sport
The Bugatti Veyron EB 16.4 is a midengined supercar, designed and developed by the Volkswagen Group and manufactured in Molsheim, France, by Bugatti Automobiles S.A.S.
The original version had a top speed of 407.12 km/h (252.97 mph). It was named Car of the Decade (2000?2009) by the BBC television programme Top Gear. The standard Bugatti Veyron also won Top Gears Best Car Driven All Year award in 2005.
The current Super Sport version of the Veyron is recognized by Guinness World Records as the fastest streetlegal production car in the world, with a top speed of 431.072 km/h (267.856 mph), and the roadster Veyron Grand Sport Vitesse version is the fastest roadster in the world, reaching an averaged top speed of 408.84 km/h (254.04 mph) in a test on 6 April 2013.
The Veyrons chief designer was Hartmut Warkuss, and the exterior was designed by Jozef Kaba? of Volkswagen, with much of the engineering work being conducted under the guidance of engineering chief Wolfgang Schreiber.