Answer: moulage

AnswerCrossword Clue
MOULAGEMaking of plaster molds for evidence: Criminology.
MOULAGEPlaster cast of a footprint, tire track, etc., used in criminology.
MOULAGEImpression taken at a crime scene
MOULAGEMold-making science
moulagethe mold itself
moulagethe making of a mold, esp. with plaster of Paris, of objects, footprints, tire tracks, etc., as for the purpose of identification
moulagethe making of a cast for a criminal investigation