Lecture: Trace Evidence. To collect trace evidence, investigators need to know where to look and have the right tools. Types of Trace Evidence 1. Hair 2. Fibers (Natural vs. Synthetic) 3. Paint 4. Glass 5. Soil.
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
Lecture: Trace Evidence
Fibers (Natural vs. Synthetic)Natural Fibers come from animals and plants such as wool and cotton.Synthetic Fibers are man-made and under a microscope they have a uniformed shape.
Glass, soil, and paint are made from various combinations and concentrations of substances. These various concentrations can determine the origin of the material.