Some distinctiveness departments in University Denver Crime Lab comprise latent fingerprints and impressions, which develops latent fingerprints; analyzes and compares fingerprints, shoes and tire impressions; and runs fingerprints through University Automated Fingerprint Identification System AFIS, which uses University FBI database for assessment against lots of of millions of prints. The trace facts department runs GSR evaluation, and identifies and compares samples of soil, glass, fibers and paint. The chemistry phase conducts evaluation and comparison of illicit drugs, explosives and unknown chemicals. The computer crimes team recovers facts from computers and performs desktop enhancement on audio or video facts. There’s also firearms and toolmark identification, which identifies firearms; tests firearms exam establish barrel pattern and distance of gun from entrance wound; and identifies and compares bullets, casings and toolmark impressions. Then there is serology and DNA, which conducts body fluid evaluation, including DNA analysis for blood stains, semen and hair for identity and assessment. 215 228; P. R. Britto and J. Brooks Gunn, “BeyondShared Book Reading: Dimensions of Home Literacy and Low IncomeAfrican American Preschoolers’ Skills,” in J. Brooks Gunn and P. R.