Cooking gas leak with alarm / Toxic gas exhaust motor / Drunk driver warning light
The main purpose to design this project to detect the pollution level to a limit beyond safe limits in the air of the surroundings. Air pollution causes breathing problems to human beings and causes harmful diseases etc. This project comprises of Gas sensor and LED as indication. Whenever more number of harmful gases contain in the air, it is sensed by gas sensor which deliver output logic to drive an LED for indication.