The document discusses the functions and processes of a hospital laundry service department. It provides definitions of laundry services and classifications of linen. It describes the key tasks of sorting, washing, extracting, drying, ironing, folding, mending and delivering clean linen. It discusses the importance of hygienic linen services and locations of laundry departments away from patient areas. Equipment like washers, extractors, dryers and presses are also mentioned.