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This chapter covers the entire scope of firearm and toolmark examination, from the scientific basis for identification and the general protocol used, to the related duties that are involved in the daily routine of the examiner. Specific case examples are utilized to illustrate the various topics discussed.
Since 2008, our laboratory has adopted a systematic approach to the examination of gunshot residues (GSR) in casework by analysing, whenever possible, the inorganic composition present in ammunition (cartridge cases and unused ammunition). By compiling the results of these analyses in a database, it is possible to observe some trends during the period of interest: on the one hand, the prevalence of...
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