See also. 1  Conversion of units, for comparison with other units of length. 2  Cubic metre. 3  Metric prefix. 4  Mileage. 5  Odometer. 6  Orders of magnitude (length) 7  Square kilometre.
Wool is the fiber from the fleece of the sheep or lamb or hair of the Angora or Cashmere goat (and may include the so-called specialty fibers from the hair of the camel, alpaca, llama, and vicuna) which has never been reclaimed from any woven or felted wool product. Virgin wool and new wool are also used to refer to such never used wool.
Wool fiber is the natural hair grown on sheep and is composed of protein substance called as keratin. Wool is composed of carbon, hydrogen, nitrogen and this is the only animal fiber, which contains sulfur in addition. By fleece. 2  These fibers are strong, fine and elastic fiber which is relatively short, ranging from 1 to 5 inches (25 â 125 mm). 3  Among the different wool fibers, merino wool has the greatest amount of crimp and has maximum number of scales.