Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply and sanitary installations, namely, lighting installations, heating installations, steam generating installations, electric roasters, air fryers, microwave ovens, cooking ovens, baking ovens, electric toaster ovens, cooktops, electric broilers, electric skillets, electric pressure cooking saucepans, electric stockpots being electric cooking pots, electric rice cookers, electric food...