Measure the CO2 concentration with a Raspberry Pi and send the data by email.
This repo will be developed by Github flow.
https://gist.github.com/Gab-km/3705015
https://guides.github.com/introduction/flow/
https://google.github.io/styleguide/pyguide.html
https://qiita.com/_shin_/items/dfdab160a49feaf4ba66
https://www.winsen-sensor.com/sensors/co2-sensor/mh-z14a.html
https://www.winsen-sensor.com/d/files/infrared-gas-sensor/mh-z14a_co2-manual-v1_01.pdf