Carbon dioxide (CO 2) is a major respiratory ... KAIST researchers have succeeded in accurately measuring CO 2 concentration by attaching a sensor to the inside of a mask. Professor Seunghyup ...

While on the search for an alternative to directly buying the fairly expensive MH-Z19 CO2 sensor, [spezifisch] came across a ‘BreeRainz’ branded gadget (also found under other brands ...

CO2, a substance found in the breath in large amounts, spreads easily in the atmosphere, so changes in the CO2 concentration are a useful indicator to identify how closed and crowded the space is.

To detect CO2, the watch relies on a Sensiron SCD40 or SCD41 sensor. This is read by the ... cool having a graph on your wrist of the ambient concentration of CO2, and at the very least, it ...