Solving a hairy forensic problem
Researchers can now more accurately distinguish between the intake of a substance and external contamination of the hair
By American Chemical Society —— Bio and Archives--March 30, 2019
Science-Technology | Comments | Back To Full Article
For decades, forensic scientists have tested strands of hair to reveal drug use or poisoning. But in recent years, reports have questioned the technique — in particular, its ability to distinguish between the intake of a substance and external contamination of the hair. Now, researchers have reported a new method that appears to do just that in the ACS journal Analytical Chemistry.
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