In a message dated 4/16/2005 2:43:25 P.M. Eastern Daylight Time, stefan_trethan@... writes:
I see no way getting big bubbles that are not in streaks, one would need a mighty pump to have holes so closely spaced with large diameter.
ST
What about slowly rotating the pipe with the holes in it? Sort of like a player piano. Drill the holes so as it rotates it covers every bit with bubbles?