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Thread: Strange "valve-like" sound on 747 before landing
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Old Aug 23, 2011 | 7:00 am
  #6  
TeamStorm
 
Join Date: Nov 2008
Location: Ipswich
Programs: BA GGL, Royal Ambassador
Posts: 311
Originally Posted by BingBongBoy
Its the baked beans... You should not have had them on your breakfast...

The only thing that I have ever heard, which I believe is something on the 767 and the 747 is when the cabin pressure is equalizing and there is a large expel-ant of cabin air... Shortly before landing...
....and he isn't even trained on the 747... I mean.. really... what would he know :P.
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