Today, laser printers are regular kinds of computer printers that are used mainly as speedy providers of excellent quality graphics and text on paper. These utilize a xerographic process of printing in which an image gets produced when a laser beam is scanned straight on a printer's photoreceptor. What really happens is that the image of the page that needs to be printed is projected by a laser beam onto a selenium-coated revolving disc, which in turn is charged with electricity.
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