A liquid crystal display is provided that includes first and second panels facing each other, an alignment layer disposed on at least one of the first and second panels, a fixing member disposed on the surface of the alignment layer to fix the alignment structure of the alignment layer, and liquid crystal materials disposed between the first and second panels. The system analyzes packet flow through the network to identify an unauthorized source of non-audio packets marked as audio packets, and upon identifying the unauthorized source, the system stops subsequent unauthorized transmission of non-audio packets marked as audio packets from the identified unauthorized source. The processor with a personal verification function and an operating device make possible personal authentication and personal identification at any time, and are operable within a saved-space without placing a burden on the user. The food product is first contacted with a first composition comprising at least one divalent cation and at least one acid. The outer casing in contrast has a contour deviating from the contour of the inner casing.