Forensic - Essay ExampleThe modern world is experiencing http://professional-writing-services806.mystrikingly.com/ more sophisticated criminal activities that use technology to hide the identity. One of the commonly used method in crime propagation is the use of typewritten documents. Printed documents are used for criminal purposes such as communication, threatening, or soliciting ransom. Investigators thus face a dilemma on how to track the suspects. However, locating the machine used in printing or photocopying the documents is critical in narrowing the search area.Several methods are used to identify the machine that printed a particular document. The machines are traced from the unique characteristics of their output. Some of the characteristics include; paper banding due to variations in speeds of toner cartridges, marks from feed system, graphic marks put by specific printers and identification of indentations using Electrostatic Detection Device (EDD).According to Chiang et al. (2004) printer prices have enormously dropped, and almost everyone can afford one.
