DUI Science and Blood Contamination

The practice of modern DUI law involves understanding the various scientific tests that have become commonplace in forensic collection and storage of specimens for alcohol analysis.  Specifically, DUI attorneys must understand that contamination can increase the concentration of ethanol in a specimen.  Typically, contamination takes one of two forms.  The first is straight-forward physical contamination which may manifest itself before, during or after collection.  The second form of contamination occurs when microorganisms contaminate a sample and produce ethanol in the sample thereby falsely inflating the amount of ethanol therein.  This article will focus on the physical contamination that may cause...