Forensic inestigations

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  • 1. Cocaine
    • Cocaine - plant ( Erythroxylum) . Stimulant
    • Origin: Peru, Bolivia, Columbia, Ecuador, Venezuela, Brazil, Argentina and Panama.
    • Cocaine - packed in paper or plastic packs of white powder .
    • Purpose of analysis ;
    • Detect, identify, quantify.
    • User of report :
    • Police, Prosecutors, Defense lawyers, Judicial officers, Medical Personnel, family members and other interested parties.
    • Future plans of analysis:
    • Identify the country or region of origin
  • 2. Production of Heroin
    • Heroin - plant Papaver somniferum ( opium poppy). Depressant
    • Origin : Afghanistan, Pakistan, Iran, Burma, Guatemala, Mexico, Columbia.
    • Heroin - packed in paper or plastic packs of white or brown powder.
    • Purpose of analysis ;
    • Detect, identify, quantify,
    • User of report :
    • Police, Prosecutors, Defense lawyers, Judicial officers, Medical Personnel, family members and other interested parties.
    • Future plans of analysis:
    • Identify the country or region of origin
  • 3. Cannabis , cannabis resin
    • Herbal cannabis : plant Cannabis sativa . Hallucinogen
    • Origin : Africa, the Caribbean or South East Asia
    • Types: Cannabis herbal, Cannabis resin (hashish), Cannabis oil (hash oil)
    • Cannabis - packed in paper or plastic packs.
    • Purpose of analysis ;
    • Detect, identify, quantify,
    • User of report :
    • Police, Prosecutors, Defense lawyers, Judicial officers, Medical Personnel, family members and other interested parties.
    • Future plans of analysis:
    • Identify the country or region of origin
  • 4. Khat
    • Khat – plant (Catha edulis) Stimulant
    • Origin : Kenya, Malawi, Uganda, Tanzania, The Arabian Peninsula, Zimbabwe, Zambia and South Africa.
    • Active components - cathinone and cathine
    • Both (synthetic drugs) cathine and cathinone are scheduled under the UN 1971 Convention,
    • But khat itself is only specifically listed in a few jurisdictions.
    • Purpose of analysis ;
    • Detect, identify, quantify.
    • User of report :
    • Police, Prosecutors, Defense lawyers, Judicial officers, Medical Personnel, family members and other interested parties
  • 5. Inhalants
    • This class includes glue, gasoline, and aerosols like nasal sprays.
    • Purpose of analysis ;
    • Detect, identify, quantify,
    • User of report :
    • Police, Prosecutors, Defense lawyers, Judicial officers, Medical Personnel, family members and other interested parties.
  • 6. Risk of drug abuse
    • Adulteration can pose a health threat
    • Hepatitis , inflammation of the liver caused by drugs, or toxic chemicals,
    • Sharing of contaminated needles is the primary cause of HIV infection
    • Mental illness – Psychosis results from substance abuse
    • Social issues such as homelessness, poverty as a cause of drug dependence, unemployment.
    • Economic issues such as cost of treatment, loss of manpower
  • 7. Fire and explosions :
    • Purpose of Analysis
    • Locate point of origin; determine whether was accidental or intentional.
    • Identify type of accelerant/explosive was used.
    • Type of cases:
    • Explosive cases (e.g. terrorism), accidents, arson, putting a competitor out of business, revenge, insurance fraud, suicide or murder.
    • Effects of fire and explosion
    • Injuries, deaths, disasters, damage of properties (e.g. buildings) or business, environmental hazards
    • User of report
    • Police, Prosecutors, Defense lawyers, Judicial officers, Insurance companies, Business Community, Individuals and other interested parties.
  • 8. Questioned Documents
    • Purpose of Analysis
    • To establish that a particular person carried out an activity like signing a check
    • Determine whether a document is authentic; assess whether a document has been altered in any way; compare handwriting, signatures, and typewritten or photocopied documents; determine the sources of papers and inks;
    • Types of cases
    • Cheating, forgery (e.g. currency forgery, art forgery, passport forgery, certificate forgery, check forgery, receipt forgery) frauds.
    • User of report
    • Police, Prosecutors, Defense lawyers, Judicial officers, Insurance companies, Business Community, Individuals and other interested parties.
  • 9. Comparing glass fragments and paint flakes
    • Purpose of Analysis
    • To establish that a particular person was at a given place at a given time.
    • Type of cases
    • Cheating, burglary, robbery (e.g. breaking and entering), road traffic accidents, vandalism, hit and run cases, suspected vehicle homicides
    • User of report
    • Police, Prosecutors, Defense lawyers, Judicial officers, Insurance companies, Business Community, Individuals and other interested parties.
  • 10. Comparing shoeprints, tire prints
    • Purpose of Analysis
    • To establish that a particular person was at a given place at a given time.
    • Link a suspect with a crime scene,
    • Using shoeprints to identify the suspect, identifying tire tracks as evidence
    • Type of cases
    • The gunshot residue can indicate that the gun fired; the location of gunshot residue on the suspect’s hand can indicate that s/he handled a gun.
  • 11. Comparing Soil
    • Purpose of Analysis
    • To establish that a particular person was at a given place at a given time.
    • Link a suspect with a crime scene
    • Type of cases
    • Burglary, robbery road traffic accidents, assault, murder, hit and run cases.
  • 12. Comparing fingerprints
    • Purpose of Analysis
    • To establish that a particular person was at a given place at a given time.
    • Comparing fingerprints from suspected physical and biological evidences for human identification.
    • Type of cases
    • Burglary, robbery (e.g. breaking and entering).
  • 13. Comparing tool marks used
    • Purpose of Analysis
    • To establish that something was done with a particular instrument.
    • Comparing tool marks used e.g. breaking a door
    • Type of cases
    • Burglary, robbery (e.g. breaking and entering).
  • 14. Identification of Gunshot residue (GSR)
    • Purpose of Analysis
    • To establish that something was done with a particular instrument.
    • GSR can indicate that the gun fired; the location of GSR on the suspect’s hand can indicate that s/he handled a gun.
    • Type of cases
    • Burglary, robbery, murder.
  • 15. To Restore Erased Serial numbers on vehicles, firearms.
    • Purpose of Analysis
    • To restore erased numbers on vehicles, firearms and other valuable gadgets.
    • Type of cases
    • Cheating, erased numbers on vehicles
  • 16. GCLA contributions
    • GCLA contributes to the detection, reduction and prevention of crimes.
    • User of our analytical reports for forensic reasons include among others:
    • Ministries, Independent Departments and Agencies (MDAs), Police, Prosecutors, Defense lawyers, Judicial officers, Medical Personnel, Plaintiffs, Insurance companies, researchers, business community, family members and individuals.
  • 17. The evidence linkage triangle
    • The evidence linkage triangle
    Scene (s) Evidence Victim (s) Suspect (s)