Topic ID #8051 - posted 7/7/2010 4:05 PM
Jennifer Palmer
Webmaster
Hair Keeps Chemical Record of Where You've Been
Jennifer Palmer
Webmaster
You are where you drink, according to a new study that finds some beverages leave a geographic imprint.
By Emily Sohn
Wed Jul 7, 2010 07:00 AM ET
Your hair holds clues about where you've been through telltale chemical signs that start out in tap water and end up in your cells.
Even Coke, bottled water and sometimes beer leave a geographic imprint that lasts until you get a trim, because local bottling plants use local water, found a new study.
The research, as it progresses, is helping investigators identify crime victims with hair by showing where people spent time before they died. Along with other forensic strategies, the technique has already been used to help solve at least one mystery.
"Police departments and sheriff departments contact us with cold cases with no leads and say: 'Can you analyze the hair and tell us something about where the victim was from?'" said analytical chemist Lesley Chesson, of IsoForensics, a scientific research company in Salt Lake City.
Read the rest of the article here.
By Emily Sohn
Wed Jul 7, 2010 07:00 AM ET
Your hair holds clues about where you've been through telltale chemical signs that start out in tap water and end up in your cells.
Even Coke, bottled water and sometimes beer leave a geographic imprint that lasts until you get a trim, because local bottling plants use local water, found a new study.
The research, as it progresses, is helping investigators identify crime victims with hair by showing where people spent time before they died. Along with other forensic strategies, the technique has already been used to help solve at least one mystery.
"Police departments and sheriff departments contact us with cold cases with no leads and say: 'Can you analyze the hair and tell us something about where the victim was from?'" said analytical chemist Lesley Chesson, of IsoForensics, a scientific research company in Salt Lake City.
Read the rest of the article here.
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