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Related Experiment Videos

Fingerprint on trigger: A real case.

B Amata1, G M Aprea1, A Chiuri1

  • 1Raggruppamento Carabinieri Investigazioni Scientifiche, Reparto Investigazioni Scientifiche di Parma, Parco Ducale 3, 43125 Parma, Italy.

Forensic Science International
|June 10, 2015
PubMed
Summary
This summary is machine-generated.

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A standard latent print development technique successfully enhanced a fingermark on a firearm trigger. This unique finding enabled the identification of the individual who handled the weapon, offering valuable insights for forensic investigations.

Area of Science:

  • Forensic Science
  • Trace Evidence Analysis
  • Firearms Examination

Background:

  • Latent fingerprint development on firearms presents unique challenges.
  • Firearms surfaces are often degraded, porous, or contaminated, hindering print recovery.
  • Standard forensic techniques are frequently insufficient for obtaining usable prints from firearms.

Observation:

  • A fingermark was observed and successfully enhanced on a firearm trigger using a conventional latent print development method.
  • The location of the fingermark on the trigger is highly unusual.
  • The quality of the developed print was sufficient for identification purposes.

Findings:

  • The application of a standard technique yielded a usable latent fingerprint from a firearm trigger.
Keywords:
CaseworkCyanoacrylateFingerprintFirearmTrigger

Related Experiment Videos

  • The enhanced fingermark provided a positive identification of the individual who handled the firearm.
  • This case demonstrates the potential for recovering identifiable prints from challenging firearm surfaces.

    • Implications:

    • The findings suggest that conventional latent print development methods may be more effective on firearms than previously assumed.
    • This successful identification highlights the importance of thorough examination of firearms, even in unusual locations.
    • The reported case provides valuable data for the forensic community, potentially improving firearm-related evidence recovery techniques.