精选优质文档-倾情为你奉上Lesson Two Cotton Properties and UsesA relatively high level of moisture absorption and good wicking properties help make cotton one of the more comfortable fibers. Because of the hydroxyl groups in the cellulose, cotton has a high attraction for water. As water enters the fiber, cotton swells and its cross section becomes more rounded. The high affinity for moisture and the ability to swell when wet allow cotton to absorb about one-fourth of its weight in water. This means
