B
So, I believe them but I'm not a chemist.
A
Do you, uh, do you think that those are bigger contributors than things like ai-, acid rain and some of the pollutants that come from, uh, industrial areas, factories and so on?
B
I don't really know, um, I grew up in Los Angeles and have felt like I was victimized by air pollution.
A
I was going to say, and, and you, so you understand smog.
B
I understand it very well and in fact I was a private pilot there,
A
Uh-huh.