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					Originally Posted by Wylie's Mom  Wait...you'd have to breathe in through your nose underwater, which we can't do...I don't get it. Or are you saying when the bubble bursts at the surface there is some...aromaticness?   | 
 
  When that bubble comes to the surface it still contains the smell....  
DYK that poop has no smell to it.  The smell comes from the bacteria in the intestinal tract. Same reason farts smell.