Freestanding gas range cooktops have solid slides and controls placed behind the cooktop. Thermador invented the first wall oven and cooktop and introduced stainless steel to home appliances. A stove with a built-in cooktop is also called a range. In 2017, this same charity donated a Miele oven and cooktop to the Worsley family. The cooktop is then switched to maximum heating power. The flat cooktop counter or hearth installed over the "agungi" is called a buttumak (). A workbench incorporates the water point and cooktop.