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RULE OF A THOUSAND

Indoor air pollution poses a significant health risk, often being up to 1000 times more likely to be inhaled than outdoor pollutants. According to the US EPA, indoor air quality is frequently more dangerous than that found outdoors, contributing to 50% of all illness cases. Individuals spend up to 90% of their time indoors, increasing the risk of conditions such as Sick Building Syndrome. Common sources include gas stoves, fireplaces, dust mites, and asbestos. Awareness is crucial for improving indoor environments and ensuring public health.

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RULE OF A THOUSAND

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  1. RULE OF A THOUSAND A pollutant released indoors is about 1000 times more likely to be inhaled than that same amount outdoors. Nazaroff, 2000

  2. Indoor Air Pollution • According to a study conducted by the United States EPA, indoor air can actually be more polluted than outdoors. • The EPA ranks indoor air pollution among the top five environmental risks to public health. • People spend up to 90% of their time indoors. • According to the American Health Association 50% of all illnesses are caused or aggravated by indoor air pollutants

  3. Sick Building Syndrome • A condition associate with an indoor environment that appears to be unhealthy. • The symptoms people report cannot be traced to any one particular cause

  4. Sources of Indoor Air Pollution Kerosene heater Gas stove www.sispropane.ca www.chemistryland.com Fireplace Gas heater Car exhaust from garage www.homeinteriorszone.com Sims2.puskala.org www.3planesoft.com

  5. Sources of Indoor Air Pollution Particle board Plywood Paneling www.cof.orst.edu www.vgtrading.com.ar www.germes-online.com www.californiapaints.com www.vintageagainsoutheast.com Img.epinions.com

  6. Dust mites Aura.gaia.com Dust Mite Feces www.buttercuppuppies.com Enhs.umn.edu www.sciencephoto.com

  7. Dust Mite S. Kaulitzki/Dreamstime

  8. Pollen Fungal spores specialcomment.wordpress.com www.,materials.drexel.edu Viruses Bacteria www.scharfphoto.com www.healthinitiative.org Static.howstuffworks.com

  9. Geoscape.nrcan.gc.ca

  10. Radioactive Decay Emission

  11. Zone 1 (red) = high radon www.epa.gov

  12. Chrysotile Asbestos Robert Grieshaber

  13. Asbestos Chrysotile Chrysotile Amosite Crocidolite www.enviraz.co.uk Robert Grieshaber

  14. Asbestos Ship insulation Attic insulation Lamp wicks www.technicaon-asbestos.co.uk Mine Fire blanket Home insulation Pipe insulation Brake pads Roofing products Locomotive insulation oraclesolutionsltd.co.uk

  15. Health Effects of Asbestos Lung cancer: 4800 deaths/yr US Mesothelioma: 2500/yr Cancer ofmesothelialmembrane lining lungs Asbestosis: 1400/yr US: Slow, debilitating lung disease Gastro-intestinal cancer: 1200 deaths/yr Reports.ewg.org

  16. Libby, Montana Vermiculite mine, which produced 80% of the world’s vermiculite, opened in 1918. W.R. Grace Co. owned the mine from 1963-1990, during which 192 deaths and 375 lung injuries due asbestos were reported. Closed Libby vermiculite facility Libby contaminated soil covered www.bitsofnews.com www.home-air-purifier-expert.com

  17. Environmental Tobacco Smoke Mainstream smoke Exhaled smoke Sidestream smoke Emitted from burning cigarette Environmental tobacco smoke (ETS) = second-hand smoke Combination of mainstream and sidestream smoke. Contains more than 4000 particle components and gases, over 50 of which are known carcinogens. ETS may cause 17% of lung cancers of nonsmokers.

  18. Mainstream/Sidestream Smoke R. Kneschke/Henrischmit/Dreamstime

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