Why shaving dulls even the sharpest of razors
Thursday, August 6, 2020 - 13:00
in Physics & Chemistry
Razors, scalpels, and knives are commonly made from stainless steel, honed to a razor-sharp edge and coated with even harder materials such as diamond-like carbon. However, knives require regular sharpening, while razors are routinely replaced after cutting materials far softer than the blades themselves.