tool mark

tool mark

[′tül ‚märk]
(geology)
Any of the wide variety of current marks, such as groove marks, prod marks, and skip marks, produced by the continuous contact or intermittent impact of solid, current-borne objects against a muddy bottom.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Allison Milam, a member of the Virginia Department of Forensic Science's firearms and tool mark section, examined 40 cartridge casings that had been recovered from the scene of the homicide, as well as bullet and bullet fragments recovered at the autopsy.
By incorporating new methods of kerf exploration such as profile analysis and surface metrology into the existing toolkit of the forensic anthropologist, a more complete picture of a tool mark can be obtained.
About Mark Tool Mark Tool was founded in 1954 with a current product line consisting of SPLASHTRONA, Bio-ShieldA, and ThermoTron 350A.
The Association of Firearm and Tool Mark Examiners--49th Annual Meeting
Lamagna also noted that the Association of Firearm and Tool Mark Examiners, had "no mathematical standards" for visual comparison.
(11) "Currently deployed ballistics technology focuses on the tool marks on the interior surface of a firearm that are transferred from the firearm to an expended cartridge during the firing process." (12) The first step in firearms and tool mark identification is determining the class characteristics of each.
Further examination of the brake system revealed a tool mark on the master cylinder housing shown in Figure 4B.
Proceeding to a level-two analysis, the identification criteria used at this level was published in the AFTE [Association of Firearm and Tool Mark Examiners] Criteria for Identification Committee report (hereafter "AFTE") in the July 1992 issue of the AFTE Journal.
He has been a trial counsel on numerous murder trials and on serious, significant cases at all levels of court, including cases involving DNA and complex forensic evidence such as hair and fibre, tool mark identification, serology, toxicology, chemistry, pathology, psychiatry and psychology.
The Dormer Silver Ring on each tool assures the tool mark remains easily identifiable for the life of the tool.
A firearms and tool mark examiner for the federal Bureau of Alcohol, Tobacco, Firearms and Explosives testified during the trial that a pair of bolt cutters seized by police during the search of Mr.
The Association of Firearms and Tool Mark Examiners (AFTE) defines a physical match (fracture match) as "the examination of two or more objects either through physical, optical or photographic means which permits one to conclude whether the objects were either one entity or were held or bonded together in a unique arrangement" (AFTE 1994).