A
.
B
Y-, you know, you go even a few wi-, miles out and you got, uh, farms and everything so you, relatively clear air.
A
Right.
B
But, uh,
A
Well, I don't know about you, but I've always considered automobiles to be, probably the, the prime contributor. I mean there's a lot of contributors, but it seems that automobiles would probably do more than their fair share of that.
B
Oh, d-, definitely. It's --