U.S. Capitol Building

The Blood/Breath Partition Ratio in a DWI Case

Jamison Koehler DUI and Driving Offenses

The science behind the Intoxilyzer 5000EN and other breath test machines all sounds very impressive.  The problem is that the machines are based on certain assumptions about the person being tested.  If the assumptions are faulty, so are the results. One of the major assumptions used in breath testing is that there is a correlation of 1 to 2100 between …