That had not occurred to me because the rest of your comment was so clear. "Boilers" and "furnaces" refer to heating, and "stoves" generally refer to cooking. E

That had not occurred to me because the rest of your comment was so clear. "Boilers" and "furnaces" refer to heating, and "stoves" generally refer to cooking. Exception: "wood stoves" are generally used for heating (indoor cooking with wood isn't common any more).