Major sources of PM2.5 particles include: tobacco smoke, cooking (e.g., frying, sautéing, and broiling), burning candles or oil lamps, fireplaces, cleaning products as well as infiltration from outdoor sources.
Particles in the PM2.5 size range are able to travel deeply into the respiratory tract, reaching the lungs. Exposure to fine particles can cause short-term health effects such as eye, nose, throat and lung irritation, coughing, sneezing, runny nose and shortness of breath. Long-term health effects include allergies, cancer, asthma, infertility and even birth defects.
PM2.5 particles are one the of deadliest airborne pollutants.
The JACOB JENSEN Air Quality Monitor measures PM2.5 particles. It converts the number of particles into AQI (Air quality index).