Different Ways in Collecting Physical Evidence Assignment

Different Ways in Collecting Physical Evidence - Assignment display caseIntroduction The process of collecting, packaging and preserving the take the stand is a key function of the crime scene police squad in ensuring that the crime investigators have all the necessary materials for not only finding out the small details of how a crime was committed but also linking the crime to the correct offenders and thereafter to be able to present all this picture in a way that assures that the correct offenders argon prosecuted. in that respect are certain set and standard ways of collecting, packaging and preserving this evidence and these have to be followed to the letter. It is of rife importance that the evidence does not suffer any deterioration, damage or contamination that may indicate it unusable, unreliable or questionable. The collection and documentation of physical evidence is thus one of the most all-important(a) functions in law enforcement. 1. There are many different ty pes of physical evidence that is collected and gathered at a crime scene. ... other type of physical evidence is biological matter. This includes bodily fluids much(prenominal) as blood and semen. Yet another type of physical evidence is drug evidence. Drugs or controlled substances are usually put in a class of their own when it comes to physical evidence because of the specific types of analysis that they have to undergo to determine their exact nature, purity and quality. Drugs are also secured in a limited way because of their value and the fact they are strictly controlled materials ( . 2. One prime example of physical evidence is fingerprints. Fingerprints are particular to a particular individual and the presence of a set of a psyches fingerprints at a crime scene is usually very definitive evidence placing the someone at that particular crime scene. Fingerprints, especially where they are clear and complete are usually determinate evidence of a person touching a surfa ce and thus being physically there. Another example of physical evidence is blood especially when the crime scene includes the injury or terminal of a person. The evidence of blood determines the nature and scope of a victims injuries. The spread and the spatter of the blood at a crime scene indicate the way the injury that resulted in the redness of blood was inflicted. Trails of blood could also indicate how a victim or a body was dragged or moved either to or from a crime scene. A third example of physical evidence is fibers or pieces of clothing materials that are found on a victim. The nature and state of these fibers- if they are torn in particular way or how many they are would determine if there was a sputter or fight that went on at the crime scene.