CO2 meter with ESP8266
CO2 (carbon dioxide) is a dangerous gas for humans. In high concentrations it can cause dizziness, headache, high blood pressure, rapid heart rate, asphyxia and unconsciousness.
Sensors
Measuring gas consumption with Arduino
Those who are regulars of the blog, already know that I like to measure everything, and gas could not be less. I have been measuring gas consumption for years with Arduino, but the important thing is not that, the important thing is that this Arduino has been sending data wirelessly for almost six years with only two AA batteries, and ... Read more