CRJ 320 WEEK 7 Assignment I Chapter 14 Chapter 15 

CRJ 320 WEEK 7 Assignment I Chapter 14 Chapter 15 AND Chapter 16
Directions Please answer each of the following questions and ensure that each response is at least one page in length.  Please use proper APA formatting and cite any sources used.  Visit the Academic Resource Center for concise APA guidelines.

Chapter 14 Essay Questions:

1.	Discuss the proper collection of evidence at the origin of a fire that is suspected of being initiated by gasoline. Describe the proper submission of controls for laboratory examination.

Chapter 15 Essay Questions:

1.	What are taggants and how are they used to identify explosives?

Chapter 16 Essay Questions:

1.	What phenomenon underlies many of the new chemical techniques used to visualize latent fingerprints? Why is this phenomenon so valuable in fingerprint visualization?

2.	When should a fingerprint be “lifted” from a crime scene? Describe how to lift and preserve a fingerprint using adhesive tape.

3.	What is digital imaging and how is it used in fingerprint analysis? What is the greatest limitation to digital imaging?

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