In case you ever wondered ... This begs again the question why don't we still have no cheap, safe, and effective permanent removal of human body and/or facial hair?
"In fact, a single strand of hair can cause the edge of a blade to chip under specific conditions. Once an initial crack forms, the blade is vulnerable to further chipping. As more cracks accumulate around the initial chip, the razor’s edge can quickly dull."
Why shaving dulls even the sharpest of razors | MIT News Human hair is 50 times softer than steel, yet it can chip away a razor’s edge, a new study shows.
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