Students study the blood alcohol content chart in the guide and make predictions about how many servings will result in a positive test for the 0.4% and 0.8% breathalyser test tubes. Students should understand that each serving or unit of alcohol varies depending on the beverage that is consumed.
The kit consists of:
Breath - alcohol infuser apparatus
?Cotton Balls for infuser apparatus
?3 x 0.04% alcohol testers; 3 x 0.08% alcohol testers
?1 Alcohol tester whistle
?2oz bottle of alcohol (90% ethanol, 5% isopropyl, 5% methanol)