Bleed Air
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Definition
Compressed air extracted from the jet engine compressor used for cabin pressurization and de-icing
Related Terms
Auxiliary Power Unit (APU)
A small engine on the aircraft that provides electrical power and air conditioning on the ground
Icing
The accumulation of ice on aircraft surfaces during flight through supercooled water droplets
Pressurization
The process of maintaining a safe atmospheric pressure inside the aircraft cabin at high altitudes
Turbofan Engine
A jet engine that uses a ducted fan to produce thrust, the most common type on commercial aircraft