July 2024
Intermediate to advanced
280 pages
12h 52m
English
Content preview from The Essential Handbook of Polymer Terms and Attributes
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236 Wool
Wool is a fibrous protein, keratin, combined with a small percentage of lipids.
Wool is obtained from sheep (Figure 236.1) and other animals, including cashmere and mohair from goats, qiviut from muskoxen, hide and fur clothing from bison, angora from rabbits, and other types of wool from camelids.
Wild sheep were hairier than woolly sheep, though sheep were domesticated some 9,000–11,000 years ago. Archaeological evidence from statuary found at sites in Iran suggests selection for woolly sheep may have begun around 6000 BC, with the earliest woven wool garments having only been dated to 2,000–3,000 years later. Woolly sheep were introduced into Europe from the Near East in the early part of the 4th ...
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