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Fiber Analysis

Published on Dec 14, 2015

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PRESENTATION OUTLINE

1.

FIBER ANALYSIS

BY KENRDA KENDALL
Photo by Thomas Tolkien
2.

SLIDE 1

  • Solving a crime relies on narrowing down the source
Photo by Tony in WA
3.

SLIDE 2

  • Fibers cannot for sure link a person to a crime
Photo by Simon Greig (xrrr)
4.

SLIDE 3

  • The fiber needs to be unique
Photo by evilsciencechick
5.

SLIDE 4

  • Fibers that come from unique sources are easier to identify
Photo by LilyWhitesParty
6.

SLIDE 5

  • Fibers are gathered with tweezers or tape
Photo by Kyp
7.

SLIDE 6

  • Natural fibers come from plants of animals
Photo by Old Shoe Woman
8.

SLIDE 7

  • Manufactured fibers are synthetic like polyester
Photo by shaire productions
9.

SLIDE 8

  • Use microscopes and spectrometers
Photo by djwudi
10.

SLIDE 9

  • First step is to compare color and shape
Photo by Hkuchera
11.

SLIDE 10

  • Even if two fibers match that doesn't mean they came from the same source
Photo by starrwitness

Kendra Kendall