The linguistic root of tzaraath may mean smiting, in comparison with Arabic, in reference to a Talmudical explanation that it serves as a punishment for sin; it is quite possible that tzaraath was a general term for certain types of skin disease, rather than a particular condition, and the Talmud maintains a similar view, arguing that tzaraath referred generally to any disease that produces sores and eruptions on the skin.
Investigations of keratins extracted from wool by reduction hydrolysis and by alkaline hydrolysis showed that their chemical compositions and secondary structures were similar to original wool. The keratin isolates were similar in amino acid, Amides I and II, and secondary structure to each other and to original wool.
How to Extract Lanolin from Sheep's Wool. Sheep's wool contains lanolin as a form of protection against nature and insects. Human use of lanolin is as old as the use of wool.Extracting it is easy to do at home and is a great way to get lanolin that is pure, free of industrial chemicals and ready for use in homemade products.Ad.uman use of lanolin is as old as the use of wool. Extracting it is easy to do at home and is a great way to get lanolin that is pure, free of industrial chemicals and ready for use in homemade products.