MQ-3 Sensor: get values for Liquid Petroleum Gas (LPG), Methane (CH4), Carbon Monoxide (CO), Alcohol, Benzene (C6H6) and Hexane (C6H14). Product Overview: Sensitive to alcohol, this module is ...

Serial.println ("MQ Gas Sensor Reading"); } void loop () { // Read the raw analog value from the sensor sensorValue = analogRead (mqPin); // Convert the analog value to voltage sensorVoltage = ...

LPG is an alternative fuel used for daily use. Due to its low cost and ease of installation. This article covers an Arduino-based gas detection system that uses an Arduino UNO R3 board and gas sensors ...