Safety razor be a generic category of their own and not a variety of safety razor. The similarities between single-edge cartridge blade razors and the classic injector razor do, however, provide equal justification for treating both categories contiguously. In 1974 Bic introduced the disposable razor. Instead of being a razor with a disposable blade, the entire razor was manufactured to be disposable. Gillette's response was the Good News disposable razor which was launched on the US market in 1976 before the Bic disposable was made available on that market. Shortly thereafter, Gillette modified the Good News construction to add an aloe strip
Razor Blade named the "Oyster", the car was soon called the Razor Blade. The car was driven by S. C. H. Davis for the attempt at the one-hour light car record. The car lapped consistently at the Brooklands circuit at 103–104 mph but the front offside tyre came off and after having a new tyre fitted, the same wheel shed its tyre several more times at speeds higher than , until the record attempt was abandoned. The Razor Blade was raced regularly during the 1950s and was sold to the Harrah Motor Museum in the USA, that subsequently became the National Automobile