Leaked Natural Gas Level (Percent) of our Kitchen (Location: Tehran-Iran)
Detectors of smoke and flammable gases (ethanol (MQ3), hydrogen (MQ8), methane, smoke, etc (MQ2) and others) on Arduino Nano and ESP-01
This is a particle photon connected to a DHT22 Temperature/Humidity Sensor, an MQ-4 Methane Gas Sensor and an MQ-7 CO sensor to monitor my home.