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Forensic Disciplines
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Article Content
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| Forensic Chemistry |
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• Analyzes controlled substances such as heroin, cocaine, methamphetamine, LSD, and marijuana, as well as confiscated prescription drugs and paraphernalia.
• Analyzes controlled substances and controlled substance precursors found in clandestine laboratories and determines theoretical yield from chemicals present.
• Examines unknown substances for identification or comparison.
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| Forensic Biology |
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• Examines physical evidence for the presence of body fluids and tissue to identify type of stain and species of origin.
• Compares DNA from person and proptery crimes to identify or exclude individuals.
• Compares DNA from unsolved cases to a computerized Convicted Offender Database to develop investigative leads.
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| Forensic Toxicology |
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• Analyzes blood and urine samples to determine whether a person was under the influence of alcohol and/or drugs.
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| Latent Fingerprints |
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• Processes evidence to develop latent fingerprints.
• Compares known fingerprints to latent fingerprints recovered from crime scenes.
• Identifies suspects using a state-of-the-art Automated Fingerprint Identification System (AFIS).
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| Firearms & Toolmarks |
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• Examines bullets and cartridge cases to determine possible weapons used.
• Compares rifles, shotguns, handguns, or other firearms to ammunition components such as bullets, cartridge cases, shot shell cases, shot shell wads, pellets and slugs recovered from a crime scene.
• Examines clothing and body wounds to determine the distance between the weapon and target.
• Compares marks left by tools used at a crime scene with suspect tools.
• Examines and restores obliterated serial numbers.
• Identifies suspects and links shootings using a state-of-the-art National Integrated Ballistic Information Network (NIBIN).
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| Impression Evidence |
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• Examines tire tracks and footwear impressions to identify possible source of the impression.
• Compares tire tracks and footwear impressions with tires or footwear collected from suspect.
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| Trace Evidence |
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• Compares paint, glass, hair, and fibers that may have transferred between the crime scene, the people involved and objects used.
• Examines other microscopic evidence for identification or comparison.
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| Breath Alcohol |
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• Train and certify law enforcement officers to operate breath alcohol testing instrumentation.
• Test and certify the accuracy of breath alcohol testing instrumentation throughout the state of Oregon.
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