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Wool is a fiber from the fleece of domesticated sheep. It is a natural, protein, multi-cellular, staple fiber. Wool consists of two major morphological parts: the cuticle and the cortex. The former is composed of overlapping cells (scales) that surround the latter. This scaly structure of wool is responsible, to a great extent, for the tendency of wool to felt and shrink. Chlorination is a commonly used process to modify the scales of wool fibers with ...

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