Build a simple and affordable LPG gas leakage detector using Arduino and the MQ-5 sensor.
Read more : https://circuitdigest.com/microcontroller-projects/gas-leakage-detector-using-arduino-complete-diy-guide
This DIY project helps monitor air quality and detect flammable gases in real-time, triggering a buzzer alarm when levels are unsafe. Ideal for home safety, kitchens, and labs, this guide covers the complete circuit, components, and working principle.