It is important because the location of the crime tells a lot about possible substances that may have been in the area.
An expert in the application of scientific methods and techniques to matters under investigation by a court of law.
It is important because the location of the crime tells a lot about possible substances that may have been in the area, and may affect the drug substance in question, thus helping in tracking the location of other substances, why they are there, who used or placed them, assisting you in resolving a scene of the crime.
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