Originally Posted by milholen
hmm sounds like an infected bottle to me. I don't know how likely this is to have a single bottle infected. Did you use new bottles or clean up some old ones? How did you clean and sanitize your bottles? Are all your beers evenly carbonated (other than this one did they all carbonate to the same degree)?
old bottles.. I soak in oxy clean then scrub with a bottle brush until visibly clean then soak in starsan to remove any oxy scale.. dry then store upside down in closed cases. resanitize just prior to bottling with starsan... yes, all others seem fine