Describe the process that you used to take a sample of the puddle-shaped burn pattern on the floor. Why did you also take samples from the portion of the floor that was not burned? To take a sample of the burned floor we scraped the burnt wood will we got loose pieces of it. We did the same to take a sample of the wood that had not been burned. We took a sample of the burned and non-burned wood to compare what made them burn differently. What evidence did the space heater provide? What did the evidence indicate? The space heater was on when the fire started.
What information did you gain from the pictures taken at the scene? The information we gained from the pictures taken at the scene was, the victim was laying on the floor during the fire, The crazed glass window is not conclusive, And the fire burned more intensely in the puddle shaped area. (May involve some type of liquid.) To whom did the fingerprints on the match box belong? What characteristics of the fingerprints helped you to determine they were a match? How long does the average IAFIS search take? The finger prints belonged to Donald Parker. The Characteristics of the fingerprints are, Hook, Bridge, Ridge ending, Island, and two bifurcation. It takes 30 minutes for the average IAFIS search. Why is there a charcoal strip inside the containers that you used to collect the floor pieces?
Why are these pieces saved after the solution has been prepared for the GC? What elements were present in the gas chromatograph from your puddle sample? How did this differ from the control graph? While performing the autopsy to determine if the victim died in the fire, what signs of inhalation did you look for? Based on the graph, what percentage of carboxyhemoglobin in the blood is deadly? While performing the autopsy the signs of smoke inhalation we looked for was soot in the victims mouth and airways. How does the spectrometer work? What does the absorption of light waves help you to determine? How did you use the calibration curve to determine the blood alcohol content? Explain how the evidence helped you to determine how Trevor died and whether the fire was accidental or arson.
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