Question
In this case study you will analyse a series of crime scene photographs students in the course must develop a plan for collecting and testing
In this case study you will analyse a series of crime scene photographs students in the course must develop a plan for collecting and testing the evidence
Several weeks for surveillance photography suggested that the suspect was heavily involved in drug dealing. after documenting frequent brief visits to his house by several known drug users officers executed a successful raid on the suspects home, a number of items were discovered seized and subsequently submitted as evidence
The following crime scene photographs strongly indicates that The occupants of the house were involved in drug use and trafficking. a search of the house revealed several items indicative of drug use and supply, in the kitchen a set of kitchen scales were present covered with a dusting of white powder, on the table beside them were two rolls of $20 bills, a mirror contaminated with a white powder like substance, and a Ziploc bag containing white powder. a bag of green herbal material was found in the freezer.
Photograph number 1: kitchen table in the suspects home items present include kitchen scales liquor bottle large quantities of US currency and drug paraphernalia
Photograph number 2: close-up of soiled kitchen scales and roles of US currency
Photograph number 3: bag of white powder
Photograph number 4: Mirror and drug paraphernalia
Photograph number 5: bag of herbal material found in the freezer
Photograph number 6: bedding and liquor bottle on kitchen floor, a pile of bedding and a Liquor bottle were lying in a corner of the kitchen officers uncovered a number of Rock like items and what look like a crack pipe hidden amongst the covers.
Photograph number 7: unknown substance and drug paraphernalia found in bed
Photograph number 8: bag of white substance in toilet, a partially flushed bag of white powder was found floating in the toilet, the bag was open and water had seeped into the bag wetting the powder another bag of white powder sealed and dry was found taped to the inside of the cistern.
Photograph number 9: bag of white powder in cistern
From the information provided and the descriptions of the photographs presented and using any information available. [40 Marks]
List the possible samples that you were test in the chemistry lab, and your rationale for doing so for each test of sample.
Outline the preliminary test that would be conducted on each sample and note any special handling or storage concerns.
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