Narrative:

Two fume events occurred on board. One before boarding; which was reported to the flight deck. The second occurred after passengers where on board. The strong smell was mainly in the aft. The flight attendants (B&C) in the aft were most affected and the fas forward of the aircraft experienced slight symptoms. As a result; the crew was taken to the hospital for treatment. All passengers were removed from aircraft.

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Original NASA ASRS Text

Title: Four B757 flight attendants reported two fume events at the gate prior to push back. After the second event the flight attendants were taken to the hospital and the aircraft was taken out of service.

Narrative: Two fume events occurred on board. One before boarding; which was reported to the flight deck. The second occurred after passengers where on board. The strong smell was mainly in the aft. The Flight Attendants (B&C) in the aft were most affected and the FAs forward of the aircraft experienced slight symptoms. As a result; the crew was taken to the hospital for treatment. All passengers were removed from aircraft.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.