B
And, um, you know, i-, it's still, it's just surrounding the city, and you can actually see it. There's a couple of, uh, tall buildings --
A
Uh-huh.
B
-- in Raleigh, and, and you can actually, you know, they're blurred, they're even dark, and what it is is the pollution.
A
Huh. What do you think of that, uh, the greenhouse effect that's going on?
B
Well I guess that's fluoro-, the fluorocarbons --
A
Yeah --