Transcript Chapter 24 Indoor Air Pollution Botkin and Keller Environmental Science 5e

Chapter 24
Indoor Air Pollution
Botkin and Keller
Environmental Science 5e
Botkin and Keller
Environmental Science 5e
Pathways, Processes and Driving
Forces
• Chimney Effect (Stack Effect)
– Process whereby warmer air rises in buildings
to upper levels and is replaced in the lower
portion of the building by outdoor air drawn
through a variety of openings, such as windows
doors or cracks in the foundation or walls
Botkin and Keller
Environmental Science 5e
Sick Building Syndrome
• A condition associated with an indoor
environment that appears to be unhealthy
• The symptoms people report cannot be
traced to any one particular cause
Botkin and Keller
Environmental Science 5e
Environmental Tobacco Smoke
• Secondhand smoke
• 2 sources
– Smoke exhaled by smokers
– Smoke emitted from burning tobacco
• The most hazardous indoor pollutant
Botkin and Keller
Environmental Science 5e
Radon Gas
• Radon
– Naturally occurring radioactive gas
– Colorless, odorless, tasteless
– Only identified through proper testing
• Health hazard when leaked into homes
• Exposure is associated with lung cancer
Botkin and Keller
Environmental Science 5e
Botkin and Keller
Environmental Science 5e
Botkin and Keller
Environmental Science 5e