B
-- the sulphur, yes. And that's, uh, course hydrogen sulfide, which is when you burn gasoline, you also produce some water vapor --
A
Sure.
B
-- and that goes back in with your sulphur and under the right condition you get H two S. But, anyway, uh,
A
Well, you are, you are well versed on the subject, I tell you.
B
Well, I don't know.
A
This is not one of my better ones. I guess, I guess I notice it the most just, uh, in driving around Dallas with all the, the highway equipment that's working on the --