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Exhalation Tag

Dayton DUI Attorney Charles Rowland > Posts tagged "Exhalation"

DaytonDUI, Defending a Breath Test Case

"I'll Huff and I'll Puff and Blow Your House Down" Did you know that your breathing pattern can significantly alter the concentration of alcohol on your evidential breath test?  According to scientific research, "[t]he subject's test manner of breathing just prior to providing breath for analysis can significantly alter the concentration of alcohol in the resulting exhalation." (Jones, 1982, Schoknecht, 1989) as cited in Physiological Aspecs of Breath-Alcohol Measurement, Alcohol Drugs & Driving Vol. 6, No. 2, A.W. Jones.Hyperventilation "...

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The “LONG BLOW” Breath Test Defense

 Did you know that an evidential breath testing instrument never really knows your "REAL" breath-alcohol concentration? Find out if you have to blow the breathe test in this video. The air that is expelled at the beginning of the blow has less ethanol than air exhaled at the end.  This is due to the fact that gravity forces blood to pool at the base of the lungs.  Air from your upper lungs has less a concentration and is exhaled first.  Subjects are exhorted to "blow longer" so that the deep lung air is measured.  The longer the blow the higher the...

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