There are also available small appliances available in the home such as humidifiers, dehumidifiers, heaters etc for example, can be used to cook small appliances like toaster, blender, mix, oven, best blender food processor, etc. Steam Irons, clothing fountain can be used for laundry purposes. There are tools like steam cleaner and vacuum cleaner for cleaning. Major tools are bigger than their small counterparts and cannot be easily moved from place to place. They need to plug in. Examples of key tools are stove, micro oven, washing machine, refrigerators, dish washers, drafts etc. This is the most important type of major devices. But some equipment is also due to the portability of devices like portable dishwasher, portable washing machine and portable air conditioner.