Quote Originally Posted by Photo Engineer View Post
Don't forget that a prewet always helps, and don't forget to tap the tank at the start of any step to dislodge any air bubbles that are trapped on the surface of the film.

PE - can you elaborate on this? Are we talking about uniformity or other issues? Some people swear by prewetting, others say it doesn't improve anything. No evidence is ever presented either way. What have you observed in your experience?