A face mask comprises a sealing collar extending around the mouth with a shelf extending under the nose supporting a gel insert that makes sealing contact between the nostrils and a passage through the shelf. The pyrimidine compounds can be used to treat an IL-12 overproduction-related disorder. The eccentric bearing assembly includes a stub shaft or cylindrical body that is received within a bore in the rocker arm and an eccentric bore which receives an inner shaft which extends along the cylinder head and supports the eccentric bearings and the rocker arm assemblies. The delivery route data stored in the mobile field computing device may be used by the delivery courier to facilitate delivery of the customer orders. A seal element is retained with the groove to stop cold water from the cold water pipe or hot water from the hot water pipe flowing into the lower coupling portion. The controller is configured to execute a comparison of the current input power with a rating of the starting motor and to angle the guide vanes of the torque converter at an angle in accordance with a result of the comparison.