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This online course prepares participants to be able to identify and select proper fingerprint processing techniques for difficult surfaces encountered in the field. Participants will learn about the three types of difficult surfaces and the associated processing techniques. All information will be tied together in a final activity whereby the participant will simulate the collection of a fingerprint from a piece of evidence identified as a difficult surface.This course meets Texas Commission on Law Enforcement (TCOLE) requirements for Texas Forensic Science Academy Fingerprint Processing on Difficult Surfaces course #78051.