Safety razor become locked into buying their proprietary cartridges, for as long as the manufacturer continues to make them. Subsequent to introducing the higher-priced Mach3 in 1998, Gillette's blade sales realized a 50% increase, and profits increased in an otherwise mature market. The marketing of increasing numbers of blades in a cartridge has been parodied since the 1970s. The debut episode of "Saturday Night Live" in 1975 included a parody advertisement for the Triple Trac Razor, shortly after the first two-blade cartridge for men's razors was advertised. "Mad" magazine announced the "Trac 76", arranged as a chain of cartridges with a handle
Razor Blade Museum. It was returned to the UK in the 1980s, restored by the present owner and it is now in use in VSCC and other historic car events. "The Light Car and Cyclecar" magazine, September 7, 1923, printed the following verse under the title of LIGHT CAR-ICATURES after the Razor Blade came first in the BARC meeting at Brooklands: Major F. B. Halford With razor blades we’re all acquainted; Some are good, others painted. Halford Smiles; he’s found a winner; Diet follows – make him thinner. 1920s in motorsport Razor Blade The Aston Martin Razor Blade team car was built