How is a crime scene investigation conducted?
They take photographs and physical measurements of the scene, identify and collect forensic evidence, and maintain the proper chain of custody of that evidence. Crime scene investigators collect evidence such as fingerprints, footprints, tire tracks, blood and other body fluids, hairs, fibers and fire debris.Click to see full answer. Regarding this, what are the procedures…
They take photographs and physical measurements of the scene, identify and collect forensic evidence, and maintain the proper chain of custody of that evidence. Crime scene investigators collect evidence such as fingerprints, footprints, tire tracks, blood and other body fluids, hairs, fibers and fire debris.Click to see full answer. Regarding this, what are the procedures for collecting evidence?Collect evidence correctly, preserve each specimen separately, use and change gloves often, avoid coughing or sneezing during the collection, use appropriate tools such as cotton-tipped applicators, sterile water, cardboard swab boxes, separate paper bags, and envelopes. Preserve the original integrity of the sample.Similarly, who comes to a crime scene? Crime scene investigators (CSIs) go by many names, including evidence technician, crime scene technician, forensic investigator, crime scene analyst, criminalistics officer and more. In the past, most CSIs were trained police officers. In fact, most still work out of police stations today. One may also ask, what crimes do CSI investigate? CSIs are trained to identify, record and recover forensic evidence from all types of crime, ranging from criminal damage, burglary and vehicle crime (known as volume crime) to more serious crime types including arson and murder.Why is it important to preserve a crime scene?prevent unauthorized persons from entering the crime scene or contaminating any evidence. prevent any damage or further damage. maintain an accurate “scene log” to record the names and the times of everyone who enters and/or leaves the scene.
