Quote Originally Posted by MeJCaLxZ
you can get a vapor dome for the volcano so i wouldnt say bag only
IMO sucking vapor mixed with air, pushed by a pump, from a glass dome, is much closer to the bag method than drawing heated air through herb with your lungs via a whip. Nothing wrong with bag use. I like it. But once you use a fan or pump the vapor density changes and the hits aren't the same.