Exhaust smell; another thought

[Dave Massey <105671.471@compuserve.com>]

Message text written by "Philip E. Barnes"
>It used to be that you could tell if your car was running right by 
>the color of the exhaust tips after a long run. A light grey meant 
>everything was OK, while a black soot was indicative of a rich 
>mixture. I've haven't been able to get that nice grey in a long time. 
>Again, new fuel formula?

Maybe the grey was from the lead deposits.

>I can say that my hair and beard are now nicely grey, thank you very much.

Better it should turn white than turn loose.

Dave