Most people don’t know that the indoor air that they breathe day in and day out is dirty. With the modern trend of tightly shutting all windows and doors, and re-circulating the indoor air, city dwellers today are breathing in dirtier air than ever. Much of this indoor air pollution can come from sources such as: Second hand smoke, Dirt, Cooking vapors, Chemical vapors from harsh cleaning solutions and detergents, Gases, vapors from carpet fibers, furniture, drywall dust, dust mites, human and pet dander, pollen and many other airborne contaminants.
