A storage rack system, locking latch therefor, and combinations thereof. Pads adjustable in orientation and position radiate inwardly from the rigid frame to contact the user’s chest from opposite sides of the chest and hold the chest in place, the pads adjusting to comfortably contact and effectively transmit vibrations to users of varying gender and size. An associated control system, coupled to the combustor assembly, is configured to channel a first fuel from the first fuel source through the outlet passageways, and channel a second fuel from the second fuel source through the second passageways when the engine attains a predetermined load. When it is determined that the subscriber has only PS capability, an MSS is selected from a group of MSSs having CSFB support only for short message service delivery. The microparticles comprise finely powdered sugar glass, such as trehalose, palatnit, glucopyranosyl sorbitol, glucopyranosyl mannitol, lactitol and monosaccharide alcohols, such as mannitol and inositol, holding at least one biomolecular product, the biomolecular product in the sugar glass either being in stable solid solution or being itself in suspension in the sugar glass. A spanwise feed cavity feeds the streamwise cavity absent down-pass.