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Forensic chemistry is the application of chemistry and its subfield, forensic toxicology, in a legal setting. A forensic chemist can assist in the identification of unknown materials found at a crime scene. [1] Specialists in this field have a wide array of methods and instruments to help identify unknown substances.
Forensic histopathology is the application of histological techniques and examination to forensic pathology practice. Forensic limnology is the analysis of evidence collected from crime scenes in or around fresh-water sources. Examination of biological organisms, in particular diatoms, can be useful in connecting suspects with victims.
One of those is the Scope of Expertise in Forensic Document Examination document [4] which states an examiner needs "discipline specific knowledge, skills, and abilities" that qualifies them to conduct examinations of documents to answer questions about: the source(s) of writing; the source(s) of machine-produced documents;
In all three spectroscopic methods, the sample usually needs to be present in solution, which may present problems during forensic examination because it necessarily involves sampling solid from the object to be examined. In FTIR, three types of samples can be analyzed: solution , powder, or film. A solid film is the easiest and most straight ...
The following outline is provided as an overview of and topical guide to forensic science: Forensic science – application of a broad spectrum of sciences to answer questions of interest to a legal system. This may be in matters relating to criminal law, civil law and regulatory laws. it may also relate to non-litigious matters.
Forensic toxicology is a multidisciplinary field that combines the principles of toxicology with expertise in disciplines such as analytical chemistry, pharmacology and clinical chemistry to aid medical or legal investigation of death, poisoning, and drug use. [1]
Questioned document examination (1 C, 10 P) S. Forensic statistics (13 P) T. Forensic toxicology (4 P) ... Forensic chemistry; Criminal investigation; D. Forensic ...
Red colouration appears when nitrite ions are present. A variant of the Griess test reagent is sulfanilamide and naphthylamine in an acidic medium. [2] The Modified Griess test detects nitrite compounds, which are a by-product of the combustion of gunpowder. Forensic examiners use this test to determine the gun to target distance.