CSI History

  • Toxicology

    Toxicology
    Toxicology was invented to identify poison and/or drugs. It can help show the investigator how the victim died and show traces of other things that might help with the investigation.
  • Bullet Comparison

    Bullet Comparison
    Bullet Comparison is still used today by investigators to find the murder weapon. It is very helpful because they can rule out suspects if their guns don't match the weapon.
  • Teeth Identification

    Teeth Identification
    Two cops in London found a body that was mostly decomposed but they identified his by his false teeth. This was just the start of dental identification
  • Mugshots

    Mugshots
  • Dynamometer

    Dynamometer
    This was a device made to see how much force was used during a break in
  • Forensic Psychology

    Forensic Psychology
    Forensic Psychology was probably used way before 1879 without name but it really started to spread in that year. It is very helpful for people to understand the minds of the murders because it helps them figure out why and that is one of the most important factors to find out who did it.
  • Fingerprints

    Fingerprints
    They started fingerprinting criminals so they connects different crimes to people. We still use this today and there are stories of people connecting murders to criminals from a long time after it happened.
  • Collecting DNA

    Collecting DNA
    Collecting DNA from a crime scene is as easy as swabbing something to get the DNA and then testing it to other DNA samples and seeing if they match.