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California Court Decision (pdf 3.64MB)

In this case, the People seek to introduce dog scent evidence that was collected using an instrument known as a scent transfer unit (hereinafter referred to as STU or STU 100.) The issue before this Court is whether the STU 100 meets the test of reliability under People v. Kelly(1976) 17 Cal.3d 24....

http://www.stu100.com/pdf/kelly-frye_hearing.pdf

AMAZING STORIES FROM THE FBI LAB The Survivability of Human Scent

We thought you'd like to know that the new issue of Forensic Science Communications has just been published on our site. And it's full of fascinating stuff. Take the article on the Survivability of Human Scent by Rex Stockham, Dennis Slavin, and William Kift. Rex is an examiner in our Explosives Unit...

http://www.fbi.gov/page2/sept04/bloodhound093004.htm

Specialized Use of Human Scent in Criminal Investigations

Human-scent evidence is not new. Europeans have been using scent-discriminating canines in criminal investigations for more than 100 years. Recent discoveries and improved techniques, however, have catapulted this tool into the forefront of a number of major criminal investigations...

http://www.fbi.gov/hq/lab/fsc/backissu/july2004/research/2004_03_research03.htm

Analysis of the Uniqueness and Persistence of Human Scent

To date there has been limited research on the chemical components present in human odor, their usefulness in distinguishing between people, and the persistence of human scent in the environment. This research discusses the use of solid phase microextraction gas chromatography-mass...

http://www.fbi.gov/hq/lab/fsc/backissu/april2005/research/2005_04_research02.htm

Survivability of Human Scent

A new and innovative approach that uses human-scent evidence to identify bomb makers and arsonists is presented. The process of identifying and locating a suspect after an explosion or fire is often complicated by the fact that improvised explosive and incendiary devices generally...

http://www.fbi.gov/hq/lab/fsc/backissu/oct2004/research/2004_10_research03.htm

The Specialist, Biological Device’s Olfactory Abilities

Scent identification rests upon an assumption that humans have unique odor profiles that remain constant over time, and that dogs can be trained to recognize that unique scent in a mixture of other odors. What determines the uniqueness of human scent? “As far as the bloodhound...

http://www.forensicmag.com/articles.asp?pid=86