DM, You helped alot and I am very grateful to ya.
Think I got my potcleaning problemfigured outthis afternoon.
I took an air die-grinder with a brass brush attached to it and
it cleaned the potup all but the nozzle, whichshould flush out.
Using your method aboveshould prevent any future problems.

BC,I wouldn'tlet a little mess hold you back if your interested in casting.
It's really not that bad if you can find a good supply ofqualitylead. It's a
great past time, and the reward is awesome whether it shows up on
paper or on the supper table.