ALGORITHM The design of the alcohol detection and engine locking system aims to create a safety mechanism that prevents vehicle operation when the driver is under the influence of alcohol. This system ...

Introduction The 8051 Microcontroller-based Alcohol Detector with Buzzer is designed to detect alcohol concentration in the air. When alcohol is detected above a certain threshold, the system triggers ...

DIY Alcohol Breath Analyzer – Circuit Fig. 2 shows the circuit diagram of the alcohol detector. The circuit includes an Arduino Uno board (MOD1), four LEDs (L1 through L4), two buzzers (B1 through B2) ...

The purpose of this paper is to develop a system that can effectively detect alcohol. A hygienic way of detecting alcohol has been developed. An MQ-3 sensor is connected to an Arduino Uno board which ...