As investigators approach crime scenes, they know they have to work quickly, dapple being careful because they only have one retrieve at the crime scene to en confident(predicate) they collect liberal evidence to support a case.
Evidence potbelly be very fragile and arse easily become contaminated. not only can the weather play a large-scale part in the quality of the evidence, but so can curious onlookers such as, animals, eyewitnesses, the general public, and even other law officers. Trace evidence such as blood, paint, fiber, and hair can be easily passed on from one item to another. sealed or moist evidence that is packed in elastic can grow bacteria and could destroy DNA.
Investigators must practise a strict controlled procedure during the investigation to be undisputable the area is taped off to keep unauthorized personalized away from the crime scene.
Investigators are responsible for making certain(p) that all the evidence collected could have been applied only during the crime and not brought in by someone else. In order to eliminate the possibility of contamination, Investigators must secure items that could insure contaminate by packing the evidence separately and mop up containers securely. Tools that are used to collect the evidence should be conservatively cleaned or replaced after each use.
Investigators are responsible for retention their gloves free of contamination and changing them necessary. Contamination consists of sense of touch blood, touching their own bodies and even covering their mouth or side while they are sneezing and coughing. Investigators must make sure all biological evidence is thoroughly air dried, and...If you call for to get a full essay, order it on our website: Orderessay
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