MadSci Network: Chemistry

Subject: What is in a fingerprint ?

Date: Thu Feb 28 20:10:48 2002
Posted by Tasha
Grade level: 10-12 School: SWC
City: St. Catharines State/Province: ON Country: Canada
Area of science: Chemistry
ID: 1014945048.Ch

I know you can only see fingerprints because of the sweat and oil on the tips 
of your fingers sticks to an object, but what exactly, is in the fingerprints?  
(i.e. which salts, and which fats - molecular formulas?)  

Re: What is in a fingerprint ?

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