Ключевые слова: air composition, air monitoring, air quality sensor, analytical sensor, breath analysis, calibration sensor, chemical sensor, device sensor, electronic sensor, environmental measurement, environmental sensor, gas analysis, gas concentration, gas detector, gas sensor, industrial equipment, industrial sensor, laboratory sensor, measurement tool, medical device, medical sensor, monitoring device, monitoring equipment, oxygen analysis, oxygen detection, oxygen level sensor, oxygen measurement, oxygen monitoring, oxygen probe, oxygen sensor, precision sensor, sensor accuracy, sensor component, sensor device, sensor equipment, sensor for air quality, sensor for oxygen, sensor technology, technical sensor,