By doing so, you can utilize almost all the air for producing the basic sound.
5) Repeat these actions and practice sending air in succession into the esophagus. If your mouth and throat become dry, try an occasional sip of water and go on with practicing.
｡?nhalation (inhalation method)
It is difficult to practice this method from the beginning. When, by the practice of the swallowing method, the folds at the entrance of the esophagus are in such a state as to let air go in and out freely, it is easier for you to acquire this method.
Practice
Expire air out of the stoma, raise the diaphragm and hollow the abdomen. And in the posture about to breathe in air (the thorax is expanded and the esophagus is open then) close the lips and draw air in through the hose to inhale it into the esophagus.
