STU-100

FBI Links

This is a short video showing a dog’s reaction first to the lack of a specific person’s scent in the area and then to the presence of a specific person’s scent in the area. It also shows a dog’s indication that the suspect entered a building.

https://www.fbi.gov/video-repository/newss-scent-dogs/view

This is a short article on the beginning of the FBI’s Human Scent Evidence Team (HSET) that began in 2002.

https://archives.fbi.gov/archives/news/stories/2010/december/scent_122310/scent_122310

The two links below are to scientific papers written on the persistence and uniqueness of human scent as well as the uses of human scent in criminal investigations.

https://archives.fbi.gov/archives/about-us/lab/forensic-science-communications/fsc/april2005/research

https://archives.fbi.gov/archives/about-us/lab/forensic-science-communications/fsc/july2004/research/2004_03_research03.htm

This final link is a scientific paper evaluating the performance of the Scent Transfer Unit (STU-100).

"Performance Evaluation of the Scent Transfer Unit™ (STU‐100) for Organic Compound Collection and Release"