Types of Evidence - Sapp's Instructional Websites

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Transcript Types of Evidence - Sapp's Instructional Websites

Types of Evidence
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Documents
Hand
written
Type or Printed
Authenticity?
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How
Glass
broken?
Link a suspect to a crime
scene
Fingerprints
Blood
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Soils, Minerals, Wood, and
Other Vegetative Matter.
Location
Link
suspect
Trace Evidence
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Fingerprints
Mainstay
of Forensics
Who is on file?
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Hair
What
type?
How removed?
Match to a person
DNA
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Fibers
Link
suspect
to a location
or victim
Origin?
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Firearms and Ammunition
Circumstances
of discharge
Link
to suspect
Link to weapon
Link to victim
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Powder Residue
Evidence
of shooting
Circumstances of shooting
Type of weapon
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Explosives & Propellants
Link
to suspect or victim
Origin
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Tool Marks
Match
tool to scares
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Impressions
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Drugs
Type
of Drug?
Strength?
Origin?
Legal?
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Paint
Origin
Match
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Blood, Semen, Saliva,
Organs, & other Physiological
Fluids
Origin
DNA
Condition
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