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Modified blank ammunition injuries.

Gokhan I Ogunc¹, M Tahir Ozer, Kagan Coskun

¹Turkish National Police Department of Criminal Police Laboratories, 06100 Anittepe-Cankaya, Ankara, Turkey. gokhan.ogunc@egm.gov.tr

Forensic Science International

|November 3, 2009

Summary

This summary is machine-generated.

Modified blank firing weapons pose a significant risk due to easy conversion and projectile penetration. Research shows jean denim provided the least protection against modified blank weapon projectiles.

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Area of Science:

Forensic Science
Ballistics
Material Science

Background:

Blank firing weapons are popular in Turkey due to accessibility and legal ambiguity.
These weapons are frequently modified to fire live ammunition or modified blank cartridges.
Modification poses a significant public safety risk, with 1115 seized between 2004-2008.

Purpose of the Study:

To evaluate the penetration depth of projectiles from modified blank weapons.
To assess the protective effect of different clothing materials against these projectiles.
To inform legislative and production standard revisions.

Main Methods:

Tested two types of modified blank weapons and two types of modified blank cartridges.
Utilized three target models simulating human torso with skin, police shirt, and jean denim layers.
Fired lead and steel projectiles into Transparent Ballistic Candle blocks at close range (0-50 cm).

Main Results:

The shortest penetration depth was observed with jean denim (lead: 4.358 cm; steel: 8.032 cm).
The longest penetration depth occurred with only skin simulant (lead: 6.434 cm; steel: 8.608 cm).
Police shirt material showed intermediate penetration depths (lead: 5.870 cm; steel: 8.440 cm).

Conclusions:

Modified blank weapons, especially at close range, can penetrate clothing layers and pose a risk to vital organs.
Current national and international regulations require re-evaluation to prevent blank weapon modification.
Proposed prevention methods include closed barrel structures, restrained pieces, and eccentric barrels.