Is 641 parsecs as long as a Strand of Hair?
It's about 199,999,999,999,999,983,222,784 times as wide as a Strand of Hair
The width of a Strand of Hair is about 0.00000000000000000000320 parsecs.
(average)
A strand of human hair averages 99 µm (micrometers), with blond hair being the finest and black hair the thickest. On a healthy scalp, each strand of hair will last up to 6 years.
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