5 prevents fresh air exchanges between indoor and outdoor air. With the doors and windows of our homes tightly shut, indoor air pollution begins inside of our homes. The majority of us think that air pollution is an outdoor problem that comes from car exhaust, emissions and other toxins. The insides of our homes can also be polluted. There is a growing body of scientific evidence confirming air pollution in our homes 10 can be much worse than outdoor air pollution. Just look around our homes, toxic chemicals are everywhere. We are all exposed to toxic chemicals on a daily basis because of cleaning products found in our homes. There are toxic chemicals such as pesticides and fire retardants in our homes. An example would be our mattresses and furniture which are filled with toxics chemicals. The 15 majority of conventional paints contain high levels of volatile organic compounds (VOC's). They are outgassed when we use them on our walls. Air fresheners, cleaning supplies and other scented products add to our indoor air pollution.
