Information exchange among non-networked devices is disclosed. The dye-containing coating material contains a mixture of a water-soluble or water-dispersible film-former with at least one direct dye andor at least one oxidation dye precursor. If the subject ID information received by the transceiver matches one of the subject ID information stored in the RFID memory, then the ID checker associates the matching subject ID information with a radiation dose that is stored in a dose storage unit and corresponds to the matching subject ID information. A subset of blocks in the set of N\xd7T blocks is associated with a corresponding frame from the set of N frames. By utilizing an aesthetically pleasing multifunctional swivel device, with various detachable extensions and surfaces, which are also interchangeable and may be rearranged in order to distribute a flat functional surface within a more condensed vertical space, food items and beverages may be organized and displayed buffet-style at social gatherings.