Safety razor the second blade cuts it further. The extent to which this is of practical consequence has, however, been questioned. Gillette introduced the first triple-blade cartridge razor, the Mach3, in 1998, and later upgraded the Sensor cartridge to the Sensor3 by adding a third blade. Schick/Wilkinson responded to the Mach3 with the Quattro, the first four-blade cartridge razor. These innovations are marketed with the message that they help consumers achieve the best shave as easily as possible. Another impetus for the sale of multiple-blade cartridges is that they have high profit margins. With manufacturers frequently updating their shaving systems, consumers can
Razor Blade Razor Blade The Aston Martin Razor Blade team car was built in 1923 to break the one-hour light car record of held by AC Cars. Although it failed to break the record, it did have success in race and record attempts in the 1920s. The August 1923 issue of The Light Car & Cyclecar magazine stated: The latest Aston Martin racer… represents the greatest advance in high efficiency small car design. Standard Aston Martin parts were used on a specially built narrow chassis with quarter elliptic springs at the rear. Chassis number 1915, registration number XO 9958. The engine had