What does the Intoxilyzer 9000 use to ensure accurate alcohol level readings?

The Intoxilyzer 9000 utilizes a calibration control to ensure accurate alcohol level readings. Calibration control is a critical feature of breath alcohol testing devices, as it ensures that the readings produced by the machine are reliable and consistent. This process involves regularly adjusting the device to known alcohol concentration standards, which helps to identify any inaccuracies in the device’s measurements over time.

By performing regular calibrations, the device can account for any changes or drift in its sensors, environmental conditions, and other factors that may affect test results. This is vital because even a small error in measurement can lead to significant implications in legal situations, such as DUI cases. The calibration control is essential for maintaining the integrity and accuracy of the results that the Intoxilyzer 9000 provides.

The other options, while they may have their uses in different contexts, do not play a role in the specific process of ensuring the accuracy of alcohol level readings in the Intoxilyzer 9000.