Use a home air quality monitor with PM2.5 and PM10 sensors
Check the monitor’s AQI reading on the device display or app
Compare the sensor data with your local AQI standard or app
Use a smart indoor air purifier with built-in air quality display
Check a weather or air quality app for your location’s outdoor AQI
Use a portable handheld air quality meter for room-by-room checks
Look for indicators of dust, smoke, odors, or poor ventilation
Place the monitor in main living areas for regular readings
Keep windows and doors closed during high outdoor pollution
Recheck AQI after cooking, cleaning, or using candles or incense