(a) stop drivers at random to determine whether to test for alcohol (via a breath test)

Lung cancer breath test to be trialed at UK pharmacies

Every climber will need to pass a breath test (for a blood alcohol limit of 0.05% or less) before being allowed to climb.

In some locations, a breath test may be performed at that time if a portable machine is available.

Every Climber will need to pass a breath test (for a blood alcohol limit of less than 0.05%) before being allowed to Climb.

To conclude - breathalyser or not - don't drink and drive.

UK: New breathalyser could detect cancer in early stage

The breath alcohol sensor module requiring calibration can be removed from the body of a Breath Alcohol Testing Device (commonly called 'breathalyser' or 'breathalyzer').

Breathalyser could be used by doctors to diagnose lung cancer

The amount of alcohol in their system was measured using a breathalyser.

Blood alcohol tests were performed on the motorcyclist and the driver of the SUV.

Can a “blood alcohol test” by means of a breathalyzer device be considered admissible evidence in a court of law?

Unfortunately, for the fake breathalyzer, a real blood alcohol test showed he had a level of .158, almost twice the legal limit.