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preservation of material evidence Swabs: collecting smears Metacarpal saw: video: External link; a bone saw Double-ended probe: used for probing Tongue tie: to tie away the tongue so that it doesn't fall back into the pharynx. Formaldehyde: primary preservative for Anatomy; video link: saturated Common salt solution / Rectified spirit: primary
Evidence packaging involves the specialized packaging methods and materials used for physical evidence. Items need to be collected at a crime scene or a fire scene, forwarded to a laboratory for forensic analysis, put in secure storage, and used in a courtroom, all while maintaining the chain of custody.
Forensic science, also known as criminalistics, [1] is the application of science principles and methods to support legal decision-making in matters of criminal and civil law. During criminal investigation in particular, it is governed by the legal standards of admissible evidence and criminal procedure .
Forensic materials engineering – focuses on the material evidence from crime or accident scenes, seeking defects in those materials which might explain why an accident occurred, or the source of a specific material to identify a criminal. Forensic polymer engineering – study of failure in polymeric products. Applicable in accident ...
Crankshaft fatigue fracture. Metal surfaces can be analyzed in a number of ways, including by spectroscopy and EDX used during scanning electron microscopy.The nature and composition of the metal can normally be established by sectioning and polishing the bulk, and examining the flat section using optical microscopy after etching solutions have been used to provide contrast in the section ...
Forensic materials engineering – branch of forensic engineering; Forensic photography – Art of producing an accurate reproduction of a crime scene; Forensic polymer engineering – Study of failure in polymeric products; Forensic science – Application of science to criminal and civil laws
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