A machine is a device used to perform a certain task. Typically, appliances are used for home, like cooking, slicing, cutting, mixing, washing, drying, heating, cooling, and so forth. Now a days many business places use same appliance, like- refrigerator, microwave, dryer etc. Appliance exists in many places, like business https://milkyway.cs.rpi.edu/milkyway/show_user.php?userid=7358151