How do fingernails always end up smooth and rounded, even if you cut them leaving flat edges or pointy spots?
In: 5
they get sanded smooth from all the touching/grabbing/rubbing they experience. just happens naturally without any special effort.
How do fingernails always end up smooth and rounded, even if you cut them leaving flat edges or pointy spots?
In: 5
they get sanded smooth from all the touching/grabbing/rubbing they experience. just happens naturally without any special effort.
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