Some breath-testing devices for alcohol use ___________ light to measure the quantity of alcohol trapped in a chamber.

Question

Quizplus · Accepted Answer

Infrared light is used by breath-testing devices for alcohol use to measure the quantity of alcohol trapped in a chamber. This is because different molecules absorb and reflect different wavelengths of infrared light, allowing the device to determine the concentration of alcohol in the breath sample.

Some Breath-Testing Devices for Alcohol Use ___________ Light to Measure