Some new cuisines may require new cooking equipment, such as steamers, cookers, or ovens. Automatic rice cookers may be either gas or electrical appliances. Gaslight trickled down to the middle class and later came gas cookers and stoves. Modern methods include cooking on gas cookers. Most Japanese electric rice cookers have a specific setting for cooking congee. It is possible to cook soups, stews or sponge cakes in electric rice cookers. Most dedicated home rice cookers are of the electric type. Electric rice cookers, popular in Asia and Latin America, simplify the process of cooking rice. Some gas cookers also have electric stay-warm mechanism. Both permanently installed and portable induction cookers are available. Outbreaks of poisoning have been associated with cooking kidney beans in slow cookers. Kerosene is often the fuel of choice for range cookers such as Rayburn. It was used in the Classical AGA Cookers as a thermal heat barrier. In Japan, some models of rice cookers are powered by induction. There are thousands of manufacturing facilities churning out thousands of rice cookers of different sorts.