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lapo4ka [179]
3 years ago
14

What was the first successful breath test device and what did it measure to determine blood-alcohol concentration? What is the m

ain difference between this device and the breath test device currently in use?
Social Studies
1 answer:
Inga [223]3 years ago
3 0

Answer:

BREATHALYZER

It measured alcohol content of alveolar breath

The difference between this device and the breath devises currently in use that THE MODERN TEST ARE FREE OF CHEMICALS.

Explanation:

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