FRSC 200 Lecture Notes - Lecture 8: Stereo Microscope, Nanometre, Thermocouple
Document Summary
Documentation---sketching the scene and establishing a chain of custody for all evidence. --by law enforcement (police discover a crime) while the incident is in progress. --ascertains if perpetrator is on scene (hot search/cold search) --notifies needed personnel (supervisor, medical examiner, cs team) --secures consent or a warrant to search (14th amd) --secures scene & avoid walking through the scene or search for evidence. --assumes that perpetrator is currently in vicinity of the crime scene. --thorough search of crime scene and surrounding area. --done hours/days after crime scene has been discovered. --me or coroner establishes a preliminary pmi for any decedent. --survey scene to establish boundaries both inside and out. --decide on search method (grid, line, zone, or spiral) --photograph outside with distance and close up views of all access pts. --use of digital photograph allows incorporation of pics into reports. ---photographer has almost immediate access to picture quality which may determine usability.