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Biological Evidence[image] |
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samples of material—such as hair, tissue, bones, teeth, blood, semen, or other bodily fluids to identify DNA. |
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Documentation illustrating the evidence and all individuals of the investigation that took part in collecting the samples. |
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Circumstantial Evidence[image] |
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Any evidence that requires some reasoning or inference in order to prove a fact. |
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Physical evidence
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Objects found at the scene of a crime. Example fingerprints, foot prints, hand prints, tire marks, cut marks, tools, tool marks, glass, fiber, hair etc. |
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Information such as the evidence name, case #, marker #, date, evidence collector name, crime scene, and location. |
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He was a French criminologist, the pioneer in forensic science who became known as the "Sherlock Holmes of France". He formulated the basic principle of forensic science: "Every contact leaves a trace" |
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Crime Scene materials
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Assisting equipment such as fingerprint brush, chemicals, oblique lighting, markers, swabs, evidence bags, tape, camera, labels, vials, measuring tape, and caution tape, gloves, mask, face shield, shoe covers, coveralls etc. |
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Crime Scene Search Patterns
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Technique when processing a crime scene such strip, grid, spiral, line/lane, zone/quadrant, and wheel/pie. |
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Evidence Examples
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finger prints, hand prints, foot prints, soil, shoes prints, drugs, DNA, blood, fiber, hair, semen |
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Identification items used to illustrate items of evidence at a crime scene. |
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Primary material are paper bags along with vials, contained swabs, druggist folds, and print cards. |
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Forensic Science careers
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Medical Examiner, Forensic Engineer, crime scene cleaner, Forensic Accountant. ... Crime Scene Investigator, Crime laboratory Analyst, Forensic Science Technician Salary, Forensic Archaeologists Salary, Forensic Psychologists Salary etc. |
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Used to determine the presence of substance such as blood, drugs, bodily fluids and to eliminate species differentiation. Example Kastle Meyer test |
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Patent, plastic, and latent prints |
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Procedure of evidence collection
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Communicate with on the scene, view the scene, establish security, plan, survey, document scene, conduct second review, record & preserve evidence refer to |
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Sketch that illustrates evidence, surrounding items, directional location, information labels, descriptive key, and measurements used to show the layout of the crime scene. |
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Items that may be transferred between people, objects, or the environment |
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Arson, rape, murder, drug raid, assault, abandon collisions, fraud, cyber stalking, driving intoxicated, Blackmail, Bribery, Burglary, kidnapping etc |
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Cross contamination
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Source of transferred evidence from items to another sample due to poorly handled investigation |
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Directly links a person to a crime by a personal testify or truth of fact or a witness of a crime |
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