A、The portion of the system is used to eliminate or prevent the formation of ice on all airfoil surfaces, including wings and airfoil sections of the empennagE. B、The portion of the system is used to dispel or get rid of ice gathering on some aircraft surfaces, including wings and empennage surfaces. C、The portion of the system is used to eliminate or forbid ice forming on outside parts of all airfoils, including the airfoils of wings and empennagE.