Originally Posted by Chapel Hill Guy
I was on a United Express CRJ a couple of years ago and the FA told me that the only lav in the back was inoperable because in cold weather the water holding tank for the lav freezes. This was in Jan or Feb IIRC. Luckily it was a short flight.
Sounds fishy to me. The temperature aloft is well below the lowest temperature on the ground, right? And, this would be a problem on every winter flight we've all taken, right? And yet, this is the frist I've ever heard of it.