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Learn how to process different types of surfaces for latent print evidence using various chemical methods and techniques. This guide covers safety, equipment, procedures, and sequences for porous, nonporous, and semiporous surfaces, as well as bloodstain prints.
Learn how the FBI's latent print experts develop, search, and analyze latent prints for criminal and national security investigations. Find out how they also provide training, support, and humanitarian assistance to law enforcement agencies and partners.
A "latent print" is the chance recording of friction ridges deposited on the surface of an object or a wall. Latent prints are invisible to the naked eye, whereas "patent prints" or "plastic prints" are viewable with the unaided eye.
Learn how latent prints are collected, processed and analyzed by forensic scientists. This web page explains the basics of latent print identification, comparison and interpretation with examples and diagrams.
This article by FBI latent print examiners covers various topics related to the science and practice of latent print examination, such as persistence and individuality, ACE-V methodology, standards, statistics, errors, quality assurance, training, and SWGFAST. It aims to advance the latent print discipline and address the scrutiny and challenges it faces.
10 de mar. de 2019 · Latent prints are one of the oldest forms of forensic evidence—having connected criminal to crime scene for more than a century—and are based on the assumption that everyone has a unique set of patterns on their fingertips. More than dust.
16 de nov. de 2017 · Learn about the forensic technique of latent print ridge analysis, which uses the natural oils on one's skin to identify criminals. Find out how experts lift, compare, and evaluate prints, and the challenges and controversies of this field.
