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Catching Killers: Proving Poison - What Does Yo...
Hair is forensic toxicology's secret weapon - it keeps a record of a person's exposure to chemicals and poisons even long after death
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Primetime:   Catching Killers: Proving Poison - What Does Your Hair Say About You?
Hair is forensic toxicology's secret weapon - it keeps a record of a person's exposure to chemicals and poisons even long after death
Aired: 5/3/13
Views: 26
Network:  TV.com
 
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