"geemike" > wrote in message
>
> Wonder if I can cook it like flank steak; med rare with char on the
> outside?

Sure you can. It just won't be very good eating. Brisket may look similar
to flank steak, but you'll wear yourself out chewing it.

>
> Also, I bought some chicken quarters. Can I cook them the same time as
>
> the brisket, with one burner turned down and the chicken positioned
> over that while the brisket cooks for a much shorter duration over the
> hotter two burners?

Sure.

>
> Finally, I'd like to keep some oil handy at the Weber for oiling the
> grates. What's a good way to keep oil outdoors in heat and cold
> without it going rancid ?

How far away from the house are you? Is it that big a chore to carry it out
once in a while during temperature extremes?