 That's correct, because I washed it twice, and those streaks stay there. I tried to take my fingernail on it and didn't have any luck. So, I mean, I hadn't washed the window in a long time. Probably dirty, very dirty. Maybe didn't notice them, Gary. So, when there is something going on between the two panes of glass, it's usually a seal on the window has been compromised, and...