The metronome is set in the "adagio" range, but it moves and clicks much too fast to truly be an "adagio" tempo.
Just after 23 minutes in, Doris Gardner (Lily Rabe) reaches for the toilet to throw up. As she is grabbing the seat cover and lifting it up, the toilet wiggles and moves way too much to be a plumbed in, anchored down toilet. It is clearly a prop set there to get the camera angle they wanted for the shot.