Science proves the real reason razors go dull

[Mike Wehner]

• A new study took a microscopic look at razors to determine why they go dull when cutting soft material such as hair.
• The team found that the angle of the hair can have a big impact on how dull the blade gets after cutting through it.
• The research could yield new, more durable blades.

It's a showdown that plays out in bathrooms across the globe every single day: In one corner, a finely tuned cutting implement made of steel, and in the other corner a measly little strand of hair. Sure the blade will cut down many strands when it's fresh and ready for battle, but over time, the war of attrition will favor the hairs. Before long, that sharped steel instrument we call a razor will be a blunted, useless husk of its former self.

But why? Why do seemingly helpless hairs ruin what should be a very sturdy steel blade? Science finally has an answer, and it's actually pretty interesting.

Continue reading...

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Science proves the real reason razors go dull originally appeared on BGR.com on Fri, 7 Aug 2020 at 17:53:08 EDT. Please see our terms for use of feeds.

Via BRG - Boy Genius Report