A red stain has been found at a crime scene and the Crime Scene Investigator suspects it may be blood. What tests are commonly available at scenes to indicate to the CSI that the stain could be blood. Give a brief description of how these tests are carried out.
Presumptive Testing of Body Fluids Scenario Having an indication of what the source of a particular body fluid is at a scene can provide useful information to an investigation. It can not only assist with the subsequent recovery strategy but also build a picture of the events that lead to that fluid being present. There […]