INDOOR AIR QUALITY
Indoor Air
Americans spend ~90% of their lives indoors.
Indoor air can be 2-5x as polluted as outdoor air.
You breathe over 2,000 gallons of air per day
Indoor air and Human health
The U. S. EPA ranks indoor air pollution as one of the top 5 environmental risks to human health.
Symptoms of exposure to poor indoor air:
Irritation of the eyes, nose, and throat
Headaches, dizziness, and fatigue
Respiratory tract infections and disease
what do we measure in indoor air?
Temperature
Relative Humidity
Carbon Dioxide (CO2)
Carbon Monoxide (CO)
Particles (PM10, PM2.5, PM1.0)
Total Volatile Organic Compounds (TVOCs)