Smartphone-compatible alcohol sensor uses color change to measure ethanol concentration.

Scientists developed a smartphone-compatible ethanol sensor using a metal-organic framework called Cu-MOF-74. The sensor visually detects ethanol concentrations across a wide range, with no ...

Rutronik Adapter Board RAB7 is an open-source hardware Arduino shield designed for AI-powered Sensor Fusion with seven environmental and inertial sensors from Bosch, Infineon, and Sensirion. The ...

Build a Smart Helmet using Arduino featuring alcohol detection, drowsiness alerts, theft warning, helmet-wear detection, and wireless ignition control. The engine remains OFF if any safety condition ...

An alcohol detector using an Arduino, MQ-3 sensor, and LEDs helps prevent drunk driving. The MQ-3 sensor detects alcohol by measuring changes in resistance when exposed to alcohol fumes. This data ...

Semiconductor Alcohol Sensor MQ303A This post is intended to be a quick review of the common and cheap MQ303A semiconductor alcohol sensor widely used in portable alcohol gas detectors.

Here we discussed about MQ3 Alcohol Sensor's Pinout, Working Principle, Circuit Diagram, etc. Also you will get to know how to use MQ3 sensor with Arduino to detect alcohol ...

This paper aims to build a framework for keeping the vehicle protected and shielding it by the intruder's occupation. When running by less conscious we cannot take care of our own. When we do all the ...