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House of Commons Hansard
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Aircraft: Air Conditioning
26 November 2009
Volume 501
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To ask the Minister of State, Department for Transport what recent reports he has received of (a) incidents involving the contamination of aircraft cabin air supply by fumes from engine lubricants and (b) the commercial aircraft types which have experienced a contamination of the cabin air supply from the fumes of engine lubricants. [301292]

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Incidents of contaminated air events are reported to the Civil Aviation Authority (CAA) under the mandatory occurrences reporting scheme (MORS). The latest figures, by commercial aircraft type in the UK, for the first six months of this year are shown in the table.

Between 1 January 2009 and 30 June 2009, there were 38 reported contaminated air events. These figures are out of 553,266 airline flights—passenger and cargo operations—for the corresponding period:

Aircraft type

Reportable occurrences involving contaminated air (January-June 2009)

Boeing 757

8

Airbus A319

7

Airbus A320

6

Boeing 737

5

Various other aircraft types

12

Total

38

For ease of reference the figures for the last full year (2008) are also included. In 2008 there were 97 reported contaminated air events. These figures are out of 1.2 million airline flights—passenger and cargo operations—for the calendar year 2008.

Aircraft type

Reportable occurrences involving contaminated air (2008)

Boeing B757

38

Airbus A319

19

Boeing B737

10

Airbus A320

6

Boeing B747

5

Various other aircraft types

19

Total

97

Note:

The British Aerospace BAe146 and Boeing B777 are now included in ‘various other aircraft types’ as the numbers of reported events were two and four respectively.