art & science Whiteboard offers bagful of features apart from just read and write. These additional capabilities are creating video files for later references, easy presentation of Science, Math and Geography lessons which includes diagrams, graphs, maps, 3D imaging and much more. It allows group Math gaming, Google Earth, watching educational movies, etc. Electronic whiteboard also allows group editing of documents, group internet surfing and accessing other educational resources in groups. Xenon is a form of gas which is used inside the bulb to create a chemical reaction that creates illumination. Xenon gas can be used when considering improving the rated life of a bulb. The rated our life is the average amount of time in which a light bulb can last, meaning some bulbs will burn longer while others shorter, though the rated lifetime is the standard average any bulb should burn. 'Rated life' may be the expression used to offer the consumer using a bulb's burn some time to can be used like a measuring standard for many kinds of light bulbs. A Xenon bulb's rated life's between typically 8,000 and 20,000 hours with regards to the lamp.