Many things have been invented in the recent past. Even the impossible has been made possible. This is mainly due to the development of the technological aspects of the world. The vacuum cleaners are nothing but the machine that has been invented for the house cleaning purposes.
The specialty of these vacuum cleaners is that they can pull out the dust that is present in every nook and corner of the house. This works with the help of current and reduces the work of a house wife or the person who maintains the house. Thus it is a very useful equipment or a machine for household purposes.
