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Apr 23, 2024
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CRJ 296 - Latent Friction Ridge Evidence Credits: 1 Lecture Hours: 1 Lab Hours: 0 Practicum Hours: 0 Work Experience: 0 Course Type: Voc/Tech This unit of study is intended to introduce the student to the basic preservation, development and collection of friction ridge evidence commonly found at crime scenes. Prerequisite: Instructor Approval OR Corequisite: CRJ 100 Competencies
- Understand the importance of friction ridge impressions and how such evidence can help solve crimes.
- Become familiar with common terms regarding friction ridge evidence.
- Identify locations where latent prints might be located.
- Appreciate the importance of not disturbing, and preserving those areas likely to contain such friction ridge evidence.
- Become familiar with the types of friction ridge evidence likely to be encountered.
- Understand how to document the location of latent print impressions, and maintain a chain-of-custody for such evidence.
- Achieve proficiency in the use of powders and brushes to develop and visualize latent prints.
- Achieve proficiency in lifting those developed prints using tape and applying those lifts to a backing card.
- Become familiar with cyanacrylate (super glue) to develop and visualize latent prints on various items.
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