Commercial kitchens are available in restaurants, cafeterias, hotels, hospitals, educational institutions and workplaces, military camps, and similar establishments. These kitchens are large and are equipped with large appliances and heavier than residential kitchens. For example, large restaurants may have large refrigerators and large commercial dishwashers. In some cases, commercial kitchen appliances such as commercial sinks are easy to use for food preparation and are highly durable.
In developed countries, commercial kitchens are often subject to public health law. They were periodically monitored by health officials and forced to close until they met the required hygiene requirements.
Kitchen continues to be influenced by architectural advances throughout the Middle Ages. Open fire is still the only way to heat food. Medieval kitchens in Europe have dark pigs and alleyways, which are the origin of the name “smoky kitchen” in the Middle Ages of Europe. In the 10th century to the year the kitchen continued to use the fireplace. In the middle of the room in the rich upper house is often used as a stable, while the kitchen is located on the upper floor, such as the bedroom and the hallway. In the castle and monastery, the living and working areas are separated. Some kitchens are moved to separate buildings and can not heat the living room. In some castles, the kitchen is kept in the same structure. But civil servants are separated from the elite by creating separate circular stairs for use by servants to bring food to the upper level. Watch out for fire and fire as a temporary structure that is so famous. The rest of the medieval kitchen with stairs upstairs is at Muchalls Castle in Scotland. In the Japanese kitchen, the kitchen became a separate room inside the main building at that time.
The furnace moves from the central chamber to the one-sided wall and creates the first brick and mortar furnace. The fire at the top of the tunnel under the tree acts as a lock. Pots made of copper or steel, gold began to change the pottery used earlier. Temperatures are controlled by hanging the pot higher or lower than the light or placing it on the tripod or directly to the hot ash. Use an open fire for cooking. (And heaters) are at risk fs devastating the entire city.
Technological innovation in the industry has led to significant changes in the kitchen. The iron furnace, which was completely closed and more efficient, appeared. Details of Franklin Furnace 1740, which was designed to heat cooking. Benjamin Thompson in England designed his “Rumford” furnace in 1800. This furnace was more efficient than the previous furnace. Use several fire-burning pots, which are hung in the hole at the top of the stove and heated from all sides, instead of just from the bottom. However, his kiln was designed for large kitchens. Too large for home use, “Oberlin Furnace” is a refinement technique that reduces the size. I have been patented in the US for many years. And achieved commercial success with sales of 90,000 units within the next 30 years, with either pulp or wood pulp. Although lighting was installed in Paris, London and Berlin in the early 1820s, and for the first time patented in the gas stove in 1825, Not until the end of the 19th century provided bright gas and cooking in public areas in urban areas.