An authenticating system includes an object, an authentication service, a segmentation system, and an analysis system. A covering member vertically displaceable to be opened and closed is provided on the upper surface of an armrest main body of each armrest. A time slot allocation device allocates time slots required for communication with the RFID tags to a plurality of RFID readers provided in the RFID network. The heating lamp module is removably disposed between the central tube and outer envelope such that the fluid is heated as it passes through the central tube and the outer envelope. In some embodiments, the microprocessor may be programmed with logic that allows a user of the device to take and manipulate measurements using a menu-driven procedure by using the input mechanisms to select and activate desired operations. The system includes a microorganism clad structure positioned in a body of wastewater such that the microorganism clad structure is at least partially submerged in the body of wastewater.