ScienceA 2020 study challenges the gradual-wear explanation for dull razors
News from Science says razors typically last only a handful of shaves, even though hair is much softer than steel.
TLDR
News from Science says researchers previously attributed razor dulling to the sharp edge gradually wearing down with each use. But the outlet highlights a 2020 study that points to a different process behind blades losing their edge.
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A 2020 study challenges the gradual-wear explanation for dull razors
News from Science says razors typically last only a handful of shaves, even though hair is much softer than steel.
TLDR
News from Science says researchers previously attributed razor dulling to the sharp edge gradually wearing down with each use. But the outlet highlights a 2020 study that points to a different process behind blades losing their edge.