A method and system for fleet operations data management is provided. The continuously curved, sinusoidal surfaces have a regular repeating wavelength pattern having a wave direction that is perpendicular to the flat front and rear surfaces, and a length that is two complete wavelengths of a sinusoidal wave. Compounds provided herein may be administered alone or in combination with one or more other CNS agents to potentiate the effects of the other CNS agent. The transport adapter at the data management system collects and converts variable data into data messages for communication with the document production system so a document composition engine may incorporate variable data in document layouts and printed documents. The compartments can be removably attached to each other. The method involves fabricating a composite of two electrodes and a low work function material, and treating the composite so that it splits to give a pair of matched electrodes.