Research from Term Paper:
Potential contamination issues with the collection of evidence incorporate: environmental and human elements. Environmental toxins occurs once heat, humidness and related elements can damage almost any clues which can be at the field of the crime. While human being factors, are when investigators, emergency staff and the friends and family could feel something (effectively contaminating the crime scene). Once this happens, is the point that it is more difficult to get investigators to establish that a particular individual was at the location. (“Contamination Issues, inch 2001) (“Collecting Evidence at a Crime Picture, ” 2012)
To address conceivable contamination concerns a number of tools must be used in conjunction with each other to incorporate:
Having everyone wearing protective gear: A common challenge which will occur at any crime landscape is man contamination. To avoid this from happening, everyone must put on protective gear to include: rubberized gloves, matches and shoes and boots. This will ensure that any kind of evidence is focused on: the perpetrators and patients. (“Contamination Problems, ” 2001) (“Collecting Facts at against the law Scene, inches 2012)
Separating the offense scene: This will occur by having law enforcement officials maneuver onlookers away from area and begin talking with close confidants about the incident. During these moments, all evidence is safeguarded from being inadvertently damaged. At the same time, this really is forcing investigators to focus on key events (which is: enhancing the precision of the info collected). (“Contamination Issues, ” 2001) (“Collecting Evidence for a Crime Landscape, ” 2012) (Warington, 2005)
Collecting almost any samples punctually: Weather related factors would have an impact for the quality of physical and impression data. When this happens, it can make hard for researchers to amass key data from the criminal offenses scene (such as: DNA). As a result, law enforcement officials must be willing to quickly accumulate all trials within a couple of hours of the crime becoming committed. (“Contamination Issues, inch 2001) (“Collecting Evidence in a Crime Landscape, ” 2012) (Warington, 2005)
These areas are displaying how the biggest contamination concerns will arise through: physical and impression evidence. It is because human and environmental elements will have an impact on the quality that is gathered. When this happens, it will eventually make it difficult for investigators to show that someone i visited the criminal offense scene. This increases the possibilities that key evidence will probably be thrown out depending on these factors. To prevent this from taking place, select types of procedures must be employed at all times to address these problems. (“Contamination Issues, ” 2001) (“Collecting Data at against the law Scene, inches 2012)
Clearly, the way that evidence is gathered is a main factor that could link a suspect for the crime. Therefore, issues just like: contamination and investigative methods will deal with increasing amounts of scrutiny. To cope with these difficulties, there should be a focus on applying protective steps that will boost quality. At these times, investigators may clearly demonstrate how a suspect is associated with the crime that was dedicated. Therefore , dealing with these issues can effectively mitigate current and future challenges about any kind of evidence that may be collected.
Collecting Evidence at a Crime Scene. (2012). Video Container. Retrieved by: http://www.videojug.com/interview/collecting-evidence-at-a-crime-scene-2
Toxic contamination Issues. (2001). USDOJ. Recovered from: http://www.ojp.usdoj.gov/ovc/publications/bulletins/dna_4_2001/dna5_4_01.html
Lotter, E. (2012). Evidence Collection. Selection 101. Retrieved from: http://suite101.com/article/evidence-collection-at-a-crime-scene-a94219
Warrington, Deb. (2005). Offense Scene Exploration. Forensics Journal.