Toxic or Not Image Map
Every Breath You Take imageLesson guide image map

Indoor Air Pollutants

List of Common Indoor Air Pollutants
Name
Symptoms
Source
Solution
Formaldehyde Eye irritation, nasal congestion, rash, headache, nausea, and vomiting. Used in particleboard, insulation, and carpeting Increase ventilation after new carpet/insulation is installed by opening windows, or using fans.

Molds

(click for picture)

Allergic symptoms such as sneezing, eye irritation, coughing, and wheezing. In severe cases may cause bleeding in the lungs. Molds thrive in damp environments. Routinely check for water damage to buildings. Clean air ducts regularly.
Combustion Product Eye irritation, coughing, wheezing, and worsening of asthma Use of unventilated space heaters, kerosene lamps or heaters, and gas ovens. Do not use improperly vented space heaters indoors.
Nitrogen Dioxide (NO2) Irritation of eyes and throat, respiratory difficulties, common cold, and worsening of asthma. Natural gas, coal, kerosene, or wood fueled cooking appliances. Keep kitchens with  non-electric ranges well ventilated.
Carbon Monoxide (CO) Difficult breathing, heart disease, blood coagulation, mental impairment and possible death. Incompletely burned hydrocarbons from gasoline engines, etc. Use proper fuel for vehicles and provide regular maintenance.  Use CO detectors in homes and cars.
Tobacco Smoke Eye, ear, nose and throat irritation and infection.  Risk of lung cancer, heart disease and other chronic illnesses. Habit forming. Smoking cigarettes and other tobacco products. Avoid smoking cigarettes (actively or passively).  Increase ventilation when tobacco smoke is present.


Back to previous pagenext page

Introduction | PreTest | Lesson | Activity | Post-test |Peer Cur riculum
Toxic or Not Modules | Teachers Pages | Standards
respiratory system indoor pollutants Outdoor pollutants special environments