A machine is a device used to perform a certain task. Generally, appliances are used for home, like cooking, slicing, cutting, mixing, washing, drying, heating, cooling, and so on. Now a days many business places use same appliance, like- refrigerator, microwave, dryer etc. Appliance exists in lots of places, like https://www.xaphyr.com/blogs/713999/The-Reason-to-Call-Appliance-Repairs-Professional