When I had a septic tank in Houston, I was told yeast would do the same thing
as Rid-X for keeping the tank clean. I called to have it cleaned after 15years
and the fellow said there was nothing there to clean, so I guess yeast did what
Rid-x does for less money.

Karen
Zone 5
Ashland, OH
http://hometown.aol.com/kmam1/MyPond/MyPond.html
My Art Studio at
http://members.aol.com/kmmstudios/K....M.Studios.html
for email remove the extra extention