The advantages of using a crime scene investigator is that they can use their expertise and experience to determine what took place at a crime scene. However, without solid evidence most cases cannot just take the word of the crime scene investigator.
Investigators use a steel tape at a crime scene to accurately measure distances between evidence, to document the size and layout of the scene, and to create sketches or diagrams for future reference or analysis. The durability and flexibility of steel tape make it a reliable tool for documenting crime scenes.
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The person who documents evidence at a crime scene is typically a forensic technician or crime scene investigator. They are responsible for collecting, preserving, and documenting physical evidence using specialized techniques and equipment to maintain the integrity of the evidence for forensic analysis and use in court proceedings.
The police followed the muddy footprints back to the scene of the crime.
The acronym CSI can stand for many things. One popular use is recognized from the popular television show Crime Scene Investigation, or it could simply stand for crime scene investigator. Other uses include shortened names for businesses or organizations such as CompuServe, Inc. and Christian Schools International.
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CSI (Crime Scene Investigation) professionals collect and analyze physical evidence from crime scenes to help solve crimes. They use scientific methods to document, preserve, and interpret evidence such as fingerprints, DNA, and fibers. Their findings play a crucial role in helping law enforcement agencies identify suspects and bring them to justice.
You must complete 720 hours of crime scene processing training to be qualified as a crime scene investigator. Of these 720 hours, 40 hours must be in major death investigation, 40 hours in advanced death investigation, 40 hours in "blood splatter investigation and interpretation" and 80 hours must be in latent fingerprint processes. Also, you'll need to be certificed by the International Association for Identification, Crime Scene Certification Board. This crime scene investigator certification must happen within 18 months of completion of your training. Becoming a crime scene investigator requires you to demonstrate a full knowledge of police investigation techniques, including the search and seizure process as well as the policeman's role in criminal investigations and criminal prosecutions. You'll need to demonstrate all the skills in forensic science, anatomy and chemistry. Crime scene investigators need to know the proper use of chemical used for evidence gathering, as well as the techniques used to make crime scene sketches. Also, you'll want to know the proper light techniques for photographic evidence, including proper lens and camera selection and the effect of distortion. Crime scene investigators acquire the power of arrest and have the authority to carry weapons, so they must be able to qualify in firearms training, physical fitness exams and defense tactics to become a crime scene investigator. Also, you'll need to be able to operate police vehicles and equipment, as well as the ability to receive, understand and comply with instructions
A crime investigation job requires an individual to use science and psychology to determine the cause of a crime. This helps to track down the person or people responsible.
Usually, but by no means always, they have available to them yellow or orange plastic "crime scene" tape which they use to encircle the boundaries of a crime scene - especially when out-of-doors. However ANYTHING can be used - rope - barricades - vehicles - etc.
A Crime Scene Investigator (CSI) uses a number of different tools to find and preserve fingerprints. Among these are brushes, chemicals, lift cards, a magnifying glass, powders, tape, and Super Glue.