A cooking appliance includes a grilling grate supported directly above at least one heating element and situated adjacent to a downdraft grill. A resistance element comprising MoSix is formed on the insulating layer. The electronic control system includes a microcontroller for monitoring the user interface and for activating the valve interface responsive to user input, thereby regulating the delivery of a beverage from the dispensing valve. 5 to less than 20 g10 min, and an inorganic filler ; and specific amounts relative to the resin composition of a modified polypropylene and a surface modifier. A dry etching process is performed to remove a portion of the underfill. With this switching mechanism thus constituted, it is possible to lighten a burden on the operator, and realize the X-ray radiographic apparatus having high universality.