Despite numerous studies, the actual cause of the inflammatory bowel diseases remains elusive. It is likely, however, that these chronically recurring episodes of inflammation in the human bowel are related to a complex interaction between various environmental factors and a hereditary predisposition for these diseases.
Blend and Combination Fabrics. Blend and combination fabrics are often used to combine the desirable properties of two fibers, reduce cost, and enhance appearance. The fiber content labels do not differentiate between blends and combination yarns and fabrics. It is often assumed that they are blend fabrics.
1. a product of mixing. 2. any combination or blend of different elements. 3. an aggregate of substances not chemically united and existing in no fixed proportion to each other. 4. a fabric woven of yarns combining various colors: a heather mixture. 5. the act of mixing or the state of being mixed.