A micromirror array comprises micromirrors of different properties for use particularly in display systems. The valve has separate poppets for controlling the flow of fluid from a supply line to the brake cylinders and from the brake cylinders to a tank return line. The cobalt titanium oxide may be formed by a monolayer by monolayer sequencing process such as atomic layer deposition. The server platform also includes a message translator adapted to broker communication between the plant floor data sources and the at least one computerized management system using an open standard. Baffles are secured in the side wall seams and extend diagonally across the interior of the bulk bag to maintain the bulk bag in a rectangular cross-sectional configuration when filled with dense materials.