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Q&A A Strand of Hair One Inch Wide

It turns out that a single strand of human hair measures 17 to 181 millionths of a meter wide. But anyone who creates or reinvents a fictional species of humanoid has the freedom to change the dim...

6 answers  ·  posted 6y ago by JohnWDailey‭  ·  last activity 6y ago by JohnWDailey‭

Question reality-check humans hair humanoid air