Cutting edge research shows how hair dulls razor blades

One of many factors contributing to a blade dulling. No explanation for the variance between user's experiences or skin sensitivity issues which seems to come up very often on forums..
Bogeyman said:
Do they really believe Gillette has not known this for decades? :rolleyes:
Click to expand...
Indeed, Gillette has carried out much research over decades and continues to make a vast amount of money from it.
 
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