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Lanolin (from Latin lāna 'wool', and oleum 'oil'), also called wool fat, wool yolk, wool wax, sheep grease, sheep yolk, or wool grease, is a wax secreted by the sebaceous glands of wool-bearing animals. [1] Lanolin used by humans comes from domestic sheep breeds that are raised specifically for their wool.
Lanolin – a thick yellow greasy substance in wool, secreted by the sheep's skin. Also called wool fat, wool wax, wool grease, adeps lanae or yolk. Extracted from raw wool and used for various purposes. Livestock guardian dog – a dog bred and trained to guard sheep from predators such as bears, wolves, people or other dogs. Usually a large ...
Raw wool is also known as ''Greasy wool.'' "Grease" or "yolk'' is a combined form of dried sweat, oil and fatty matter. [29] Lanolin is the major component (5-25%) of raw wool which is a waxy substance secreted by the sebaceous glands of wool-bearing animals. [30] Greasy matter varies by breed. [31]
Wool straight off a sheep is known as "raw wool", "greasy wool" [8] or "wool in the grease". This wool contains a high level of valuable lanolin, as well as the sheep's dead skin and sweat residue, and generally also contains pesticides and vegetable matter from the animal's environment. Before the wool can be used for commercial purposes, it ...
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Carding of wool can either be done "in the grease" or not, depending on the type of machine and on the spinner's preference. "In the grease" means that the lanolin that naturally comes with the wool has not been washed out, leaving the wool with a slightly greasy feel. The large drum carders do not tend to get along well with lanolin, so most ...
Navajo rugs are woven by Navajo women today from Navajo-Churro sheep, other breeds of sheep, or commercial wool. Designs can be pictorial or abstract, based on historic Navajo, Spanish, Asian, or Persian designs. 20th century Navajo weavers include Clara Sherman and Hosteen Klah, who co-founded the Wheelwright Museum of the American Indian.
Spanish modes of dress, itself a mixture of European, Asia Minor and Egyptian influences, were introduced as well. At first wool and silk fabric was imported, then sheep and silkworms as well as European foot pedal looms all by the late 1530s. By 1580, Mexico had become one of the most productive areas for wool and silk cloth.