CHEM 207 - Chapter #1 - Introduction To Forensic Science

CHEM 207 - Chapter #1 - Introduction To Forensic Science -...

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Introduction to Forensic Science
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Definition Forensic science- the application of science to law. Science first, then application is made to an investigation. This chapter sets the tone for all the topics covered in this course.
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I. History Historical figures range from fictional (Sherlock Holmes) to non-fictional (Locard, Goddard, Osborn)
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Locard’s Exchange Principle Cross transfer of evidence occurs between suspect, victim, crime scene Exchange of materials between two objects that occurs whenever two objects come into contact with one another
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II. Services of the Crime Lab A. Full Service Lab Physical Science Unit (drugs, paint, explosives, soil, may do hairs/fibers) Biology Unit (DNA, blood/ other body fluids, may do hairs/fibers) Firearms Unit Questioned Documents Unit Photography Unit
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B. Optional Services Toxicology Unit (drugs in body fluids) Latent Fingerprint Unit Polygraph Unit Voiceprint Unit Crime-Scene Investigation Unit
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III. Functions of the Forensic
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This note was uploaded on 02/03/2012 for the course CHEM 207 taught by Professor Bacon during the Fall '11 term at Ferris State.

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CHEM 207 - Chapter #1 - Introduction To Forensic Science -...

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