A kitchen is a room or part of a room used design a kitchen free download cooking and food preparation in a dwelling or in a commercial establishment. Commercial kitchens are found in restaurants, cafeterias, hotels, hospitals, educational and workplace facilities, army barracks, and similar establishments.
These kitchens are generally larger and equipped with bigger and more heavy-duty equipment than a residential kitchen. In developed countries, commercial kitchens are generally subject to public health laws. They are inspected periodically by public-health officials, and forced to close if they do not meet hygienic requirements mandated by law. The evolution of the kitchen is linked to the invention of the cooking range or stove and the development of water infrastructure capable of supplying running water to private homes.
Food was cooked over an open fire. Technical advances in heating food in the 18th and 19th centuries changed the architecture of the kitchen. The houses in Ancient Greece were commonly of the atrium-type: the rooms were arranged around a central courtyard for women. In many such homes, a covered but otherwise open patio served as the kitchen. Roman villa of Bad Neuenahr-Ahrweiler, Germany. Some had small mobile bronze stoves, on which a fire could be lit for cooking.