A system and method are provided for enabling access to presence status for mobile devices. The feed gas is compressed and distilled at a primary distillation pressure. The overall portion of Si and SIC is a maximum of 60% by volume. The first identifier indicates an associated materials storage facility; the second identifier indicates an associated supplier. The treatment of this invention may be administered directly into the respiratory system of a subject so that the agent has direct access to the lungs, in an amount effective to reduce or inhibit the symptoms of the ailment.