no just make it look like its boiling from the air stones (: Air stones can help lower Ammonias NO'2 NO'3 and Phosphates and also raises PH and remove the CO'2 aswell its the tanks best friend and over the last 15 yrs it seems a lost art and a forgotten practice. _________ Some of the world's greatest feats were accomplished by people not smart enough to know they were impossible (Doug Larson) |