If you regard memory as trace evidence — which most of the field's psychologists do — it is the most delicate and easily contaminated kind. (discovermagazine.com)
Doping in the world of elite sports has grown so high - tech that officials began testing athletes like Contador not only for banned substances and illegal medical procedures, but also for trace evidence of cheating, such as the residues of IV bags. (scientificamerican.com)
They are the ones called on crime scenes to photograph for evidence records, to look for trace evidence such as shoe impressions and fingerprints by using special lights when needed and finally their duty is to give evidence to supervisors. (topsampleresume.com)