Stephen BissDec 28, 20222 minReliability: Aging - Losing MemoryThe Intoxilyzer® 8000 depicted in this video was once a reliable evidentiary breath testing instrument in the United States. It is...
Stephen BissNov 30, 20228 minReliability: Ambient ConditionsTip 41: Changing breath room ambient conditions can reduce "system calibration check" and "system blank test" reliability. Any...
Stephen BissSep 2, 20222 minReliability: Cal Checks in the Context of Earlier & Later Ambient FailsTip 47: A calibration check using a wet-bath simulator containing alcohol standard is not reliable if information is missing about air...
Stephen BissAug 31, 20222 minReliability: Disabling Ambient Fail Exception, Making Alcohol DisappearTip 45: Study the breath room video and learn everything you can about the breath room and detachment. Watch for: Has the qualified...