Metal chips found in right engine oil system on August 15, 2001. Engine replacement required due to unidentified metal particles. Rear hydraulic pump installation failed due to fuel pump interference. Scratches from blunt instrument contact caused by hydraulic tube expansion
Concorde Flight 4590 crashed on July 25, 2000, killing 113 people. Aircraft ran over Continental DC-10 debris, causing tyre explosion and fuel tank rupture. All 109 passengers and 9 crew members died, including four hotel employees
DC-10 involved in 55 accidents, including 32 hull-loss incidents. Total 1,261 occupant fatalities occurred. Last passenger DC-10 retired by Biman Bangladesh Airlines in 2014. Some DC-10s still in service as cargo planes and emergency services
A380 suffered uncontained engine failure over Riau Islands on November 4, 2010. Engine failure occurred four minutes after takeoff from Singapore Changi Airport. Aircraft made successful emergency landing at Changi Airport. No injuries reported among 440 passengers and 29 crew
Turkish Airlines DC-10 crashed in Paris Orly on March 3, 1974. All 346 passengers and crew died, including 335 passengers and 11 crew. Flight was heavily booked due to British European Airways strike
Mayday originated from French 'm'aider' meaning 'help me'. Frederick Stanley Mockford introduced it as aviation distress signal in 1920s. Emergency frequencies 121.5 MHz and 243 MHz are used for distress calls