LOT Polish Airlines Flight 5055 accident's cause was similar to that of LOT Polish Airlines Flight 007's crash seven years earlier. After the disaster of Flight 007, the Polish investigatory commission established that its engine shaft disintegration was the result of metal fatigue; improper alloy preparation resulting in a defective mechanism which was less resistant to fatigue; and a faulty design of the engine shaft. Detection of these faults was possible only after complete disassembly of the engine and detailed analysis of all its elements, and as such was beyond the capabilities of aircraft maintenance personnel. These concerns were addressed by the Polish Government's Special
Level (airline) meal, and WiFi is available for purchase. Passengers are also given a baggage allowance of one cabin bag and two checked/hold bags. Level (airline) Level, styled as LEVEL, is an airline brand of the International Airlines Group (IAG). While Level is expected to become an independent subsidiary airline of IAG with its own operator certificate, most likely based in Spain, long-haul flights for the brand are currently operated by Iberia from Barcelona and OpenSkies from Paris, while short-haul flights from Vienna are operated by Anisec Luftfahrt. Level was marketed initially as a low-cost, long-haul carrier, and began transatlantic services from