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B-2 Bomber Facts: Interesting & Surprising Details

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The Anti-Radar Design Relies On A Complex Mix Of Materials

B-2 Spirit on Runway
B-2 Spirits on a runway at Andersen Air Force Base, Guam
US Air Force

Stealth aircraft rely on a lot of things: proper shape and profile, electronic countermeasures, the training of the pilots and crew. However, the material component of the stealth factor is often overlooked. With very little sheet metal in the skin of the aircraft, the B-2 relies on a mix of over 200 chemicals, sheets of composite material, and high tech paints. Any gaps are filled with an expansive foam made from a classified formula. The exact composition is a carefully guarded secret, and one that changes frequently.