PPRuNe Forums - View Single Post - Poo smell in the A330 flight deck after toilet used.
Old 1st August 2012 | 21:13
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going postal
 
Joined: Oct 2011
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From: in my mind
A330 sinks have drain valve that negates any air flow out regardless of sink plug position. It will only open when liquid flows and shuts automatically when fluid stops.

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