Virtual Reality is interactivity in such a way that the user actually feels

immersed in the world that the computer creates. Special clothing, headgear and

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equipment, depending upon the application. The clothing contains sensors that

record the users movements and immediately transmit that information back to the

computer. For example, to walk through a virtual reality simulation of a house,

you would need garb that monitors the movement of your feet, hands and head. You

would also need goggles that contain video screens and also audio attachments

and feeling gloves so that you can be immersed in the computer feedback. Virtual

reality also provides benefits in educational, scientific and business work.

Japan has just put it to work in its department stores. The stores sell kitchen

appliances called Virtual Kitchen. The prospective buyers bring their kitchen

layouts to the department store, where trained staff enters a copy of the design

into the computer. The customers then don the appropriate equipment and suddenly

find themselves in their own kitchen. These appliances can be tried out in

various sizes, colours and locations. They can also test the opening and closing

of the cabinet doors and drawers. They can place their existing table and chairs

into the picture so that the scene will be very realistic. They can walk around

and discover and feel the ambiance of the new kitchen. With this technology, the

customer is able to buy with a great more deal of confidence What Are Its Uses

Virtual Reality is used: 1) In surgery system to view the virtual brain with

superb three dimensional reality. 2) To simulate fatigue of cancer patients 3)

In some electronic games 4) To stimulate construction designs 5) In amusement

park attractions.