Learn how to measure air quality using ESP32 and Arduino microcontrollers in this comprehensive tutorial video. Explore various air quality sensors including MQ gas sensors, PMS5003 PM2.5 particulate matter sensor, BME280 and BME680 temperature and humidity sensors, AHT20 precision sensor, and air quality sensors like CCS811, SGP30, and SGP40. Discover how to set up and calibrate these sensors, understand their functionalities, and create an environmental monitoring platform using an ESP32. Gain practical insights into measuring pollution levels both indoors and outdoors, and learn how to interpret the data to improve air quality in your surroundings.