B
Yeah.
A
So that is probably something that plays a big factor. I think probably just, uh, a lot of factories, um, you know, they have the smoke stacks, I guess you call them --
B
Uh-huh.
A
-- MUMBLEx and different things like that.
B
Yeah, that's, that's what I see burning a lot. I'm not exactly sure what they're burning. I know, uh-huh, there are some oil companies, and I'm sure that that contributes a lot --
A
Uh-huh.