Forensic Science Presentation developed by T. Trimpe 2006
Trace Evidence Part II. Summary Microscopic Analysis Types of Trace Evidence Glass Hair (fur) Fibers Paint Soil Gunshot Residue.
Crime Scene Investigation Hair and Fiber Evidence.
Microscenes: Trace Evidence - Hair and Fibers The most common forms of trace evidence are bloodstains, hair, textile fibers, paint, and glass fragments.
Fiber Analysis. Introduction to Fibers ■ Trace evidence ■ Class evidence ■ Direct transfer: suspect ←→ victim ■ Secondary transfer: source → suspect →
Fingerprinting 9/20/13. History of Fingerprinting 1924 in 1924, an act of congress established the Identification Division of the FBI. The National Bureau.
FIBERS AND TEXTILES Mr. Chapman – Forensics 30. What is a fiber? Fibers are used in forensic science to create a link between a crime and a suspect.
Literal vs. Figurative Language What’s the difference?
CHAPTER 8 HAIR TRACE EVIDENCE Hair and Fiber Colin Ross- 1921 Australia A 13 year old girl wrapped in a blanket had been raped,strangled and beaten.
Fibers and Threads. Cloth can yield: class &individual characteristics. Matching fibers involves comparing: type of fiber, color, type of dye,production.
Evidence Collection Notes on Page 60-61. What evidence? What types of evidence should be collected at a crime scene? What types of evidence should be.
