Breathalyzers are a frequently used tool to measure the amount of ethanol in someone's breath, which relates to their blood ...

Breathalyzers are a frequently used tool to measure the amount of ethanol in someone's breath, which relates to their blood alcohol ... 3D-printed the ink onto a ceramic, creating the sensor.

Once the sensor reads the expected alcohol levels, engineers wire the sensor to the board, print the interface for the device on a 3D printer, and then assemble it all together. "The calibrated ...

said the sensor uses available technology in a new way. Once the system detects the alcohol level in the car, it can send information about the car's make, model and license plate number to a ...

The sensor visually detects ethanol concentration, offering a simple, sensitive, and effective way to measure alcohol levels without complex equipment. Credit: Osaka Metropolitan University ...

New color-changing sensor detects alcohol with a smartphone snap. ScienceDaily . Retrieved June 11, 2025 from www.sciencedaily.com / releases / 2025 / 05 / 250520122034.htm ...