An appliance can be 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 on. Now a days many business places use same appliance, like- refrigerator, microwave, dryer etc. Appliance exists in lots of places, http://ezproxy.cityu.edu.hk/login?url=https://home-appliance.ca/appliance-installation/