This is a list of laundry topics. Laundry is the washing of clothing and linens (e.g. sheets and towels). Laundry processes are often done in a business, room or area in a home or apartment building, reserved for that purpose; this is referred to as a laundry room. The material that is being washed, or has been laundered, is also generally referred to as laundry. Biological detergent – laundry detergent that contains enzymes harvested from micro-organisms such as bacteria adapted to live in hot springs. The description is commonly used in the United Kingdom, Bleach Fabric softener Laundry detergent Combo washer dryer Dry cleaning Posser or washing dolly, a tool for agitating the wet fabric Washboard and washing paddle, also known under many other names Wash copper, a portable or built-in boiler Washing machine Wet cleaning, a retronym meaning "not dry cleaning" Airing cupboard Clothes dryer Clothes horse or drying rack or many other names Clothes line Drying cabinet Hills Hoist Kitchen maid (pulley airer) Mangle (machine) Sheila Maid Winter Dyke Box mangle Fluff and Fold, a service provided by commercial laundrettes Ironing Tunnel finisher Industrial laundry Tunnel washer File:Industrial laundry sorting.jpg|[[Industrial laundry]] sorting File:Industrial laundry linen press, exit.jpg|The unloading side of a dryer in an industrial laundry which dries the linen File:Jensen Supercentro feeder.jpg|A feeder where linen is placed and which takes the linen to the ironer and folder Some of these relate more to textile manufacturing than laundry, but there is overlap in how wet cloth is processed. Color fastness, the degree to which a textile retains its color without fading or bleeding Fulling – a step in making woollen cloth - cleaning the fleece to eliminate oils, dirt, and other impurities, and making it thicker.