a dead body
You would find evidence
Anything found at a crime scene is considered evidence.
When you need to find out about crime scene investigator training the best place to look would be an online university. They will list the locations, prices and lots of useful information about their crime scene investigator training courses.
The name of the job where you would take DNA from a crime scene is called a Crime Scene Investigator.
They go to the scene of the crime and find evidence which they then bring back to the lab for lab technicians to analyze
To find a witness to a crime, one can go back to the scene and ask people who were there at that moment to be a witness. They can find these people by contacting people that were there during the scene.
You can find more information on chemical cleaning of a crime scene at www.winsol.com/crime.htm. Another good website is www.TragicSolutions.com
When a crime scene isn't secured, the evidence might be lost and the investigation would be compromised.
Crime scene investigators analyze every aspect of a crime, including the body, the location, fingerprints, fibers, ground, and sometimes air and water. They use special equipment that displays blood stains that may have been scrubbed away.
A piece of fingernail found at the crime scene
no
A forensic investigator or a crime scene technician would most likely be the first to arrive at a crime scene in order to secure and process the evidence. Their expertise is crucial in collecting and preserving key forensic information.