Silicone surfactants for use in inert gas blown polyurethane foams comprise low to moderate molecular weight comb-type flame-retardant silicone copolymers possessing no high ethylene oxide content branches. The method also comprises deploying the business application using the application metadata to write a definition of the business application to an application database. The received first and second plural signals may be converted into first and second digital signals and then divided into first and second sets of frequency bins, the first and second sets of bins corresponding to the respective channel. Copy permission information of a blank tape loaded in the second digital VCR is discriminated and the second digital VCR records the AV data supplied from the first digital VCR based on the protective information and the copy permission information. A steel plate, interposed between the flat portion and the perpendicular portion, has a hole, the center of which is in alignment with the center of the hexagonal recess. The present invention also relates to an improved aqueous alkaline zincate solution comprising hydroxide ions, zinc ions, nickel ions andor cobalt iron ions, copper ions, and at least one inhibitor containing one or more nitrogen atoms, sulfur atoms, or both nitrogen and sulfur atoms provided said nitrogen atoms are not present in an aliphatic amine or hydroxylamine.