Oven, also known as oven, oven and oven, refers to a device for cooking food with hot air, which is generally closed or semi-closed. It is called barbecue if it is heated by

hot air in an open form. Oven can also be used to refer to a device for high temperature treatment with hot gas.

Western ovens are common equipment in traditional family kitchens, which are generally horizontal. In the Central Plains of China, it is traditionally used in the catering industry rather than at home, and it is mostly vertical. In ancient China, ovens were not popular, which may be caused by the lack of fuel.

traditional ovens use wood and coal for heating. Modern ovens mostly use electric heating or natural gas, and have an automatic constant temperature system.