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CobraBall · 07-30-2008, 04:34 PM

Aircraft fly high for two reasons. Less air with the same air to fuel ration burns less fuel. Higher altitude (colder) the higher the true airspeed.

07-30-2008, 04:34 PM	#14 (permalink)
CobraBall EcoModding Apprentice Join Date: May 2008 Location: North Texas Posts: 112 Thanks: 0 Thanked 2 Times in 2 Posts	Aircraft fly high for two reasons. Less air with the same air to fuel ration burns less fuel. Higher altitude (colder) the higher the true airspeed.