Indoor air quality has aroused increasing concern in recent
years, with home buyers worried about everything from
carpet fumes and formaldehyde to excess moisture and dust
mites. These problems have been compounded by improved
building practices that, in many cases, have created tighter
homes. But a house doesn't have to be airtight, or even close
to it, to have poor indoor air quality.
Of course, the best solution to indoor air problems would
be to eliminate from the home all the products that emit air
pollutants, but this is impractical and costly. And moisture
from people, plants, pets, cooking, and bathing is a fact of
indoor life. The most practical way