Title: Describe the significance of tool mark impressions in criminal investigations.
Course: Forensic Technology (15055) > Section: Analyzing Tool Marks, Firearms, and Other Impressions

Description should include the three major categories of tool marks (indentation, abrasion, and cutting). It also should take into account linking a tool to a crime scene and to the tool’s owner.

Process/Skill Questions:

- What are the three main types of tool marks?
- What conclusions can an examiner reach as a result of making a comparison of tool marks on a microscopic level?
- What is serial number restoration?