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We report three cases where fatal neck injuries were caused by blanks from starting pistols. The weapons were loaded with blank cartridges or tear gas cartridges. Neither live ammunition nor any form of projectile was used. All three cases involved a contact discharge. The gas pressure caused by firing the weapons created extensive wound cavities in all three cases. Each victim died from blood loss as a result of ruptured cervical vessels; there were no air embolisms. In one case, a man shot himself eight times with two different starting pistols, and the wounds could be matched to each gun by the muzzle imprint marks on the neck.  相似文献   

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The necessity for firing high pressure test rounds to imprint extractor marks on shotgun cartridges in cases involving improvised or non-standard locally made firearms has been obviated. A suitable method for obtaining desired extractor marks on shotgun cartridges under low pressure has been suggested.  相似文献   

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A rapid method for isolation of various benzodiazepines from human samples with Sep-Pak C18 cartridges before wide-bore capillary gas chromatography is described. The drugs dissolved in alkaline samples were directly applied to the cartridges and eluted with hexane/isopropanol (9:1). The recoveries were excellent for all drugs in urine samples, but were somewhat lower for some drugs in plasma samples. The latter problem could be easily circumvented by using a deproteinization process before their application to the cartridge. We can recommend the Sep-Pak C18 cartridges for isolation of benzodiazepines because of their simplicity and rapidity.  相似文献   

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Colour marking cartridges as the FX ammunition (Simunition Europe, Brussels) are increasingly used by the police for realistic close range combat training. Conversion kits for service weapons of different manufacturers are available. The ballistic data of this ammunition is reported and experimentally verified. The risk of injury seems to be very low, if the recommended protective equipment is used. Small hematomas up to superficial lacerations are to be expected only in areas over a bony support. Shots to the unprotected eye will result in severe injuries.  相似文献   

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JOHN BRIGHAM 《Law & policy》2009,31(4):381-404
This article asks, “If law is all over, why don't we see it?” It takes seriously the fact that we see law in lawyers and buildings and police, but that there is more law out there. In this sense law is like religion, politics, and economics. It is an activity where various senses come into play. With law, we can learn to see more than we do. Jurisdiction is one of the easier areas of law to see. The article develops some of the distinctive ways we see jurisdiction and some of the ways seeing jurisdiction allows for more widespread participation in lawmaking. The article argues against our tendency to trivialize the law that we see.  相似文献   

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Gunshot wounds caused by Fiocchi Anticrime cartridges (plastic bullets).   总被引:1,自引:0,他引:1  
The Fiocchi Anticrime cartridge (caliber 12/70) used for shotguns contains 15 plastic bullets that have a total weight (mass) of 15.2 g and feature a V4 of 302 m/s and an E4 of 694.7 J. Hence the bullets, which are claimed to be harmless, are able to penetrate the skin at close range. This article presents four cases of injuries. According to our tests, the Fiocchi Anticrime cartridge may well cause fatal injuries within firing distances of up to approximately 4-5 m.  相似文献   

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The recovery of identifiable fingerprints from fired cartridge cases is challenging. Therefore, the characterization of chemical modifications and their effects on fingerprint integrity post-firing is essential. In this study, the primary fingerprint lipids, including myristic acid, pentadecanoic acid, palmitoleic acid, palmitic acid, stearic acid, squalene, and cholesterol in fired and unfired cartridges, were extracted with acetonitrile, followed by derivatization using N,O-Bis(trimethylsilyl)trifluoroacetamide with 1% trimethylchlorosilane (BSTFA/1%TMCS). Squalane was used as the internal standard, and all quantifications were performed using gas chromatography coupled with mass spectrometry using a triple-quadrupole mass filter. All lipids identified in the unfired cartridges were also detected in the fired cartridges, and statistical analysis using Student's t-test and F tests was performed with a 95% confidence level. The concentration of lipids in the unfired cartridges was found to be similar to that detected in the fired cartridges, except for squalene, the recovery of which was 28% lower in the fired cartridges.  相似文献   

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The present study was carried out to clarify the problem of shooting distance estimation, by studying shots fired with buckshot ammunition in 12 gauge shotgun.For this purpose, the pattern diameter (PD) and the distances between buckshot (DBB) within the pattern were evaluated.Experimental shots were carried out with three differently choked barrels: full, half and cylinder; Winchester-Western OOB and OB buckshot ammunition were used.The results show that the estimation of shooting distance, based on the present parameters, is scarcely reliable especially when this estimation must be calculated on the basis of only a few wound holes on which measurements are made.  相似文献   

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