I used to be a forensic scientist,Every contact leaves a trace,collect samples,don't reflect reality,detect drug and alcohol in blood samples,evidence,hold ups,help the police to solve crime,forensic scientist,the role of a forensic scientist,CSI,driving offences,I never watch those programs,the job was made easier in the mid 80s,burglaries,closely with the police,as Locard said :,crime,collect evidence,university,lecturer at the university,Gary Jenkins,investigation,police,help the police,DNA profiling technique,laboratory,exagerated stories,fingerprints,detect poison,blood,contact,went to crime scene,TV,didn't spend a long time on crime scenes,TV crime dramas,help the police in their investigation,watch programs,test,students,for example,job,example,Hello the 3eB good luck,