Quoted By:
Well it's not the chems, I just ran a scrap of exposed/unexposed piece of leader through and it came out dark/clear. Also demonstrates the little bit of light coming in through the crack around the bathroom door isn't bright enough to fog (or at least not for the 200iso test leader, but I don't think 1 stop would make that much difference.
I can almost get usable images out maybe by converting to b&w