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Thread: Use of oxygen when one pilot is on break
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Old 25th December 2015 | 22:24
  #9 (permalink)  
Skornogr4phy
 
Joined: Aug 2012
Posts: 945
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From: United Kingdom
Not in the UK. I can't imagine the germs that must collect in those things. I assumed they don't get cleaned between every crew.
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