A Lufthansa passenger plane arrives at Tegel Airport on October 17, 2011 in Berlin, Germany.
A Lufthansa flight from Frankfurt to Madrid was forced to make an unscheduled landing because of a strange smell coming from the kitchen.
The Associated Press reported that the the Airbus 320 was on Friday diverted to the Swiss city of Zurich after crew members complained about an undefinable odor.
Lufthansa spokesman Peter Schneckenleitner said there was no risk to the 85 passengers or six staff, and that the landing was a “purely precautionary measure”.
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Three of the crew were taken to hospital for observation, after complaining of respiratory irritations.
The Times Live reported that airport rescue personnel who entered the plane after it landed also said they felt unwell, but that passengers remained unaffected.
It is understood that all passengers were rebooked onto other flights to Madrid.
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