Shaving Sword introduced the 'bonded blade' razor, which consisted of a single blade housed in a plastic cartridge. Gillette followed in 1971 with its Trac II cartridge razor that utilised two blades. Gillette built on this twin blade design for a time, introducing new razors with added features such as a pivoting head, lubricating strip, and spring-mounted blades until their 1998 launch of the triple-bladed Mach3 razor. Schick launched a four-blade Quattro razor later the same year, and in 2006 Gillette launched the five-blade Fusion. Since then, razors with six and seven blades have been introduced. Wholly disposable razors gained popularity
Western Cartridge Company for these products included fabrication of sheet metal cups and filling portions of those cups with primary explosive. Rimfire cartridges bore a UCC headstamp and product packaging included a Maltese cross trademark. Purchase of Alliance Cartridge Company in 1907 allowed UCC merger into Western Cartridge Company. The company trademark morphed into "Super-X" as the Maltese cross became associated with World War I Germany. John Olin, the son of founder Franklin W. Olin, improved shotgun cartridge designs in the 1920s by using harder shot and progressive burning powder. Western produced 3 billion rounds of ammunition in World War II, and the