A
Uh, Robert what do you, uh, think, what substances do you think are the most, uh, likely causes of air pollution?
B
Um, gee, I don't, I mean, I, I guess it's the stuff that comes out of automobile exhaust, you know, they say in the paper nitrous oxides and ozone and all that.
A
Right.
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.