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SELECTED CASES HIGHLIGHTING OUR EXPERTS’ RANGE OF EXPERTISE

By The Forensic Experts Group

Cases done by our Forensic Scientists

(in alphabetical order)

Chemical Analysis of Unknowns

  • “Fake” pet remains
      • Evidence type: Unknown materials
  • Unknown substances in palm oil
    • Evidence type: Palm oil, simulation experiments
  • PP vs Koh Peng Kiat ( Counterfeit Contact Lenses)
  • Corrosives substances on board MRT train
  • Maid charged over baby’s food
    • Evidence type: Milk powder, detergent
    • Links: Asiaone
  • Duo attacked customer with pepper spray at Golden Landmark
    • Evidence types: Bag, clothing of victims and suspects, swabs from scene
    • Links: The New Paper
  • Ethylene Glycol in Medical Devices and Related Product

Damage 

  • Causes of failure of a bungee cord
    • Evidence types: Damage (damaged bungee cord and newly bound cord as control sample)
    • Links: Conference abstract
  • Damage to clothing and shoes caused by lightning strike
  • Damage on flexible compressed air tubings in a pharmaceutical plant
    • Evidence types: Damage (damaged tubings and new tubings as control samples)
    • Links: Conference abstract
  • Causes of damage to leather products

Drugs and Toxicology

  • Controlled Substances in Health Supplements
  • Mixed Drug Intoxication

Firearms

Fire and Explosion

  • Benoi shipyard explosion
    • Evidence type: Gas, ignitable liquid residues, scene visit
    • Links: Asiaone
  • Coroner’s Inquiry into LPG gas explosion at Teo Ann Huay Kuan
    • Evidence type: Gas, damage, scene visit, ignitable liquid residues
  • Superbowl Development Pte Ltd v. Powergas Ltd (underground gas explosion).
    • Evidence type: Scene analysis, damage on elbow and spigot of underground PUB gas pipe
    • Links: Conference abstract
  • CNG bus explosion (NSFs escape death by 15 minutes).
    • Evidence type: Bus, damage
    • Links: Asiaone

Forensic Reconstruction/ Bloodstain Pattern Analysis

Marks and Prints

  • PP v Yubindra and others (Drug Trafficking Case involving 5 Nepalese and 3 South Koreans)
    • Evidence type: Marks (masking tape), trace evidence (shoes, pen knives, shoe brush, and shoe polish)
    • Links: Asiaone, Straits Times
  • PP v Kamal Bin Kupli and others (Murder)
  • Counterfeit medicine bottles

Questioned Document Examination

Simulations

  • Coroner’s Inquiry into the death of A*Star American Researcher, Shane Todd
    • Evidence type: Scene examination, trace evidence, damage analysis, simulation experiments, handwriting (whether it was physically possible for the deceased to hang himself and the behaviour of a polymeric strap when it was subject to weight.)
    • Links: AGC opening statement, Coroner’s Inquiry,Straits Times
  • PP v Barokah (domestic helper pushed her employer over the window – fall from a height)
    • Evidence type: Bloodstain pattern, scientific simulations to determine the manner in which the deceased could have toppled over and fell, scene reconstruction
    • Links: Asiaone: 1, 2, Singapore High Court Judgements: 1, 2
  • PP v Constance Chee (woman pushed a 4-year old girl over a parapet wall to her death)
    • Evidence type: damage on metal panel of sheltered walkway, scientific simulations to determine throw distances from various storey

Trace Evidence

Traffic Accident Reconstruction

  • Committee of Inquiry into The Little India Riot
    • Evidence type: Traffic accident reconstruction, trace evidence, bloodstain pattern, damage analysis
    • Links: Asiaone: 1, 2, 3, Straits Times
  • PP v Teo Tiong Kiat (hit-and-run traffic accident)
  • Freak accident on AYE
    • Evidence type: Traffic accident reconstruction
    • Links: Straits Times
  • Boy,2 dies after being hit by mum’s car
    • Evidence type: Traffic accident reconstruction
    • Links: Asiaone