Airbus CEO says wing cracks show risk of technology leaps | Business & Technology | The Seattle Times

"This is something that wasn't on our radar
screen," Enders said of the period 10 years ago
when jet designers sought to make A380 wings
lighter by mixing carbon fiber and metal. "We
thought we understood the properties of the
materials and the interface between carbon
fiber and metal and found out the wrong way
we didn't know everything."

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