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Trace Evidence Analysis

Investigators must always be aware of the potential value of trace evidence such as paint and soil evidence when processing crime scenes for evidential clues.

In a 3-5 page essay answer the following questions using the concepts you learned in this unit.

Discuss the proper collection and preservation of paint evidence from an automobile suspected of being involved in a hit-and-run incident with another motor vehicle. Paint that is foreign to the suspect automobile is observed on the hood. Describe the proper submission of paint transfers and paint standards from both motor vehicles for laboratory examination. (An excellent answer would include at least five major points.)

Discuss how soil evidence is collected and preserved in a criminal investigation. (An excellent answer would include at least four major points.): [Saferstein, R. (2018). Criminalistics: An introduction to forensic science. pgs 366-369]

Summarize how the crime lab conducts forensic soil examinations.

Use three sources including the following:

Saferstein, R. (2018). Criminalistics: An introduction to forensic science. [Purdue

            University Global Bookshelf]. https://purdueuniversityglobal.vitalsource.com


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