TEACHERS
GALLERY
PRICING
SIGN IN
TRY ZURU
GET STARTED
Loop
Audio
Interval:
5s
10s
15s
20s
60s
Play
1 of 10
Slide Notes
Download
Go Live
New! Free Haiku Deck for PowerPoint Add-In
Forensic
Share
Copy
Download
0
100
Published on Dec 06, 2015
No Description
View Outline
MORE DECKS TO EXPLORE
PRESENTATION OUTLINE
1.
FIBERS ARE NOT UNIQUE
THIS MEANS THAT THEY ARE CLASS EVIDENCE, NOT INDIVIDUAL
Photo by
Hkuchera
2.
MICROSCOPES
A COMPOUND IS USED FOR IDENTIFICATION.PHASE CONTRAST SHOW STRUCTURE
Photo by
deqalb
3.
SPECTROMETER
SEPARATES LIGHT INTO COMPONENT WAVELEMGTHS
Photo by
Jason A. Samfield
4.
FIBER ANALYSIS
FIRST STEP IS TO COMPARE COLOR AND DIAMETER
Photo by
kevin dooley
5.
TWO MATCHING FIBERS
THIS DOES NOT PROVE A COMPARISON AND IS STILL CLASS EVIDENCE
Photo by
Monceau
6.
TYPES OF FIBERS
THESE INLUDE NATURAL FIBERS SUCH AS COTTON AND SYNTHETIC FIBERS LIKE POLYESTER
Photo by
clisenberg
7.
COMPARISON
FINERS ARE COMPARED WITH SUSPECT FIBERS
Photo by
bibendum84
8.
MICROSPECTROPHOTOMETER
The microscope locates minute traces or shows how light interacts with the material under analysis
Photo by
listentoreason
9.
DYES
SOLVED WITH CHROMOTOGRAPHY
Photo by
Yersinia
10.
CHROMATOGRAPHY
uses solvents to separate the dye's chemical constituents
Photo by
DanBrady
Tim Esquivel
×
Error!