Code to quickly recalibrate a SCD-30 sensor using Arduino. If sensor is not returning values around 400-450ppm when outside, use this code to reset it. Also disables automatic self-calibration because ...

//The CO2 Meter uses an Atlas Scientific Co2 sensor connected to an Arduino Uno and I2C LCD display. #include "Adafruit_LiquidCrystal.h" //include the adafruit i2c lcd backpack library Ezo_board CO2 = ...

It is cold in the winter, so it seems that somehow indoor air is getting worse as he is heating up, but there is something that it is hard to understand how much carbon dioxide is actually filled.

Abstract: The air quality affects human health and energy. High levels of carbon dioxide in the air can cause serious ailments of a human body. Due to the increased attention to this issue, it is ...