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0.00106000503975616 0.000912124872379433 0.001086623469884 0.000409332303298645 0.00283160944492885 0.000852972805428812 -0.00038922060053542 -0.0033763999815445
Stock impact report

Pilot Les Abend: What happened on that Southwest flight [CNN]

Boeing Company (The) (BA) 
Last boeing company (the) earnings: 4/29 07:30 am Check Earnings Report
Company Research Source: CNN
Pilot: What happened on that Southwest flight The Boeing 737-700's engines are designed to contain its parts and not shed them outside the engine cowl. (The cowl is the surrounding enclosure, analogous to an automobile's hood.) The current speculation is that metal fatigue from one of the numerous fan blades that rotate at incredibly high RPM was the culprit. It's a mystery why the fan blade was not contained in the engine after it broke off. The fan blades are the first stage in the process of creating thrust in a jet engine. Which means that a piece of metal was sent smashing through almost the entire machine, decimating more engine parts along its path, similar to the result of throwing a pen through a typical cooling house fan. The entire engine became unbalanced, shaking itself into pieces. A fan blade crack is almost invisible, impossible for a pilot or aviation mechanic to detect via a visual inspection on the ground. Fan blades are attached to discs that spin around a central Show less Read more
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