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...Radiographic testing radiography is used in a very wide range of aplications including medicine engineering forensics security etc ndt one the most important and widely methods rt offers number advantages over other however its major disadvantages health risk associated with radiation general method inspecting materials for hidden flaws by using ability short wavelength electromagnetic high energy photons to penetrate various intensity that penetrates passes through material either captured sensitive film or planer array sensors real time oldest approach yet it still basic principles part be inspected placed between source piece can an x ray machine radioactive ir co rare cases cs will stop some where thicker more dense areas expose forms shadowgraph darkness density vary amount reaching test object darker indicate exposure higher lighter less lower this variation image determine thickness composition would also reveal presence any discontinuities inside introduction non destructive te...