A method, apparatus, article of manufacture, and a memory structure for providing advertisements with a media program transmitted to a user device are described. The capacitor using the sintered body made of the niobium powder of the present invention has a large capacitance per unit mass and good heat resistance property. The fuel pump has a guide ring which has a stripper segment for stripping or shearing fuel off of the vanes of an impeller and redirecting the fuel through an outlet port of the fuel pump.