Standardised collection and preservation techniques is critical when ... Deedrick, Unit Chief of the Federal Bureau of Investigation's Trace Evidence Unit, "it is difficult to establish a statistical ...

There is a lot of useful evidence that can be collected at a crime scene, such as biological evidence, fingerprints, trace evidence and digital evidence.

However, there is no definitive answer regarding which light source should be deployed when searching for different types of trace evidence. Furthermore, research by Smith (2014) and Szeremeta and ...