Video taken during controlled alcohol testing. Subject with well-documented true blood alcohol concentration between 116 and 120 mgs/100mls blows 303 mgs/100 mls as a result of mouth alcohol bias. Mouth alcohol detection algorithm fails to flag phenomenon

Attorney Justin J. McShane of the McShane Law Firm demonstrates how to create a false positive on an Intoximeters Alco-Sensor FST (in Canada we call them ASDs) using ordinary household bread.

Intoxilyzer 5000 64 series mouth alcohol

Cell Phone RFI Error Invalid Sample 66 Series