6. Uniforms: A uniform is one of the easiest ways to identify group members. Uniforms can provide instant recognition or create a special image for the group. Members of the police force, fire department, and military wear uniforms so that they can be recognized quickly and easily for public safety. Athletic teams wear different colors to identify their team and to tell them apart from their opponents.

3.2 RAYON: Rayon was the first fiber to be produced commercially. By the passage of time increasing number of new fibers came into existence. A generic name is the name of a family of fibers all having similar chemical composition. All man-made fiber spinning processes are based on three general steps.