Unformatted text preview: • Substrate controls is the sampling of surfaces near by the crime scene where evidence is not suspected. • Evidence is often times delivered through the mail. • If there are any flaws in evidence packaging or in its description, the evidence is returned to sender. • Tyvex suits are worn by investigators, anything they wear that is not to be thrown out, must go through a decontamination process. • 4 th amendment rights protect people against all searches without probable cause. • There are certain emergencies when searches can be done quickly, like in the event evidence might be destroyed to soon....
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- Spring '09
- Forensic evidence, Crime scene, Fourth Amendment to the United States Constitution, Bloodstain pattern analysis