1 Add 1/2 cup sugar, the ginger, chicken broth, vinegar, soy sauce, sesame oil, and peanut oil; bring to a boil and cook for 3 minutes.  Dissolve 2 teaspoons of cornstarch into the water, and stir into the boiling sauce.
It is made of harmful microscopic bugs that use sugar to attack teeth. With time this creates a little hole in a tooth, and if not repaired with a filling, the cavity continues to grow. If a cavity is not treated it can destroy a good part of the tooth, making it hard to be rapaired with a conventional filling.
If it were not for the Eustachian tube, the middle ear cavity would be an isolated air pocket inside the head that would be vulnerable to every change in air pressure and lead to an unhealthy ear. Normally, the Eustachian tube is closed, which helps prevent the inadvertent contamination of the middle ear space by the normal secretions found in the back of the nose.