FSC239Y5 Lecture Notes - Lecture 2: Trace Evidence
Document Summary
Searching the cs :cs person should do a walkthrough with fro, and get info: establish scene barriers, 2nd security level, 3rd security level (core): where victim would be:restricted only cs investegartors. Look for points of entry and exits. tire marks etc, intial observations: assign a scene security officer, intiate a written cs security log (contamination, multievel secrity approach. Take measurements and report on the rough sketch. When making a finite sketch it should be on scale. 1) triangulation: takes two points and takes all measurements from there. 2) baseline:3) use compass: eg 2 metre from wall, 32 degrees south west: skeching can be the most important part of telling the story. Types of evidence: impressions, forensic biology, trace evidence (druggist"d folds, firearm evidence, question documents (suicidal notes. -should be collected and packaged separately to prevent contamination and double packing, marked sealed and preserved. Cs interpretation: information evidence: testimonial and physical, location, nature, etc submitted to lab for investigation.
