Forensic Publications
The below documents are management system documents utilized by ATF Forensic Laboratories. They are provided for informational purposes only. Sensitive or copyrighted information has been redacted. The documents are used in ATF Laboratories and not published with the intent of setting a policy or analysis standard for other laboratories. The inclusion of equipment/software manufacturer names does not imply endorsement by ATF Laboratories.
The documents were current as of February 28, 2018. ATF management system documents are reviewed annually and revised as needed. For specific requests, submit a Freedom of Information Act (FOIA) request.
Name | Description | Type |
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Compare portions of pipes, tools, tapes, glass, fabrics, papers, and other items of evidence to determine whether those portions were once a part of or have been separated from, a particular source.
| Materials (Trace Evidence) |
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The forensic fiber examiner is requested to compare questioned and known (Q and K) fiber samples based on their physical and chemical compositions
| Materials (Trace Evidence) |
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Chemical analyses are performed on PST and adhesives, to aid in the identification of the source and/or for comparison between PST and adhesives.
| Materials (Trace Evidence) |
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The trace evidence examiner may be asked on occasion to identify or compare a veritable plethora of different types of substances may become evidence in a case.
| Materials (Trace Evidence) |
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Compare questioned and known (Q and K) paint samples based on their physical and chemical compositions.
| Materials (Trace Evidence) |
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This guideline describes the information that should be included in reports that contain expert opinions concerning analyses, comparisons, associations, and other interpretations drawn from the data generated or other information gathered during a forensic trace evidence examination.
| Materials (Trace Evidence) |
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Redacted.
| Materials (Trace Evidence) |
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The purpose of this Technical Bulletin is to provide the Fire Investigation Community with an understanding of some of the major technical problems that we believe are contained in Forensic Investigation Techniques for Inspecting Electrical Conductors Involved in Fire. | Engineering |