Also called a breathalyser. Police test the amount of alcohol you drank by asking you to breath or blow into a tube. Police use this to decide if they will charge a person for breaking the laws about drink driving.
The judge decides the punishment for people who go to court for drink driving. The judge will think about: How much alcohol was in in your body (for example 0.08% blood alcohol) How many times you were in trouble already for drink driving Most people who go to court...