Forensic Science

Forensic Science

1. Precautions to take when collecting evidence to avoid cross-contamination

   • Wear protective suits with a hood
   • Wear gloves
   • Place evidence in separate bags
   • Use tape to prevent people entering the crime scene

2. Examples of when it is used

   • Causes of death
   • Kidnapping
   • Fraud
   • Poaching
   • Forgery
   • Burglaries and break-ins
   • Traffic accidents
   • Car jacking
   • Murder
   • Historical crimes
   • Identifying bones

3. Types of evidence

   • Fingerprints
   • DNA
     • Different for all people
   • Blood
   • Soil
   • Glass
   • Fibres
   • Bullets
   • Drugs & chemicals
   • Handwriting
   • Footprints
   • Tyre tracks
   • Broken/bent objects
   • Liquids

4. Possible jobs

   • Lab technician
   • Fingerprint expert
   • DNA analyst
   • Toxicologist
   • Chemist
   • Anthropologist
   • Medical examiner
   • Handwriting expert
   • Computer technician
   • Pathologist

5. The process

   • Interview witnesses
     • Can be unreliable
   • Collect physical evidence
   • Study evidence
   • Analyse the scene

6. Gathering evidence scientifically to use in court

7. Popular crime drama

   • NCIS
   • CSI: Crime Scene Investigation
   • The Mentalist
   • Bones
   • Law & Order
   • Sherlock
   • Breaking Bad

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