We live on a planet with an atmosphere, a big ocean of gaseous air that keeps everything alive - and that atmosphere is constantly bouncing off of us, exerting air pressure on everything around us. But, how much air is in the atmosphere, bearing down on us? https://elecena.pl/product/17502596/adafruit-lps25-pressure-sensor-stemma-qt-qwiic 2021-04-07 https://elecena.pl/product/17502596/adafruit-lps25-pressure-sensor-stemma-qt-qwiic 2021-08-04