This document provides information about different types of fibers, yarns and fabrics. It discusses natural fibers like cotton, linen, wool and silk. It describes their properties, advantages and disadvantages. It also covers various man-made fibers including rayon, polyester, nylon, acrylic and spandex. Details are given about their production processes and end uses. Different types of basic and fancy yarns are also outlined. The document aims to educate about fiber, yarn and fabric classification.