The jury is still out, but research
suggests that insulation workers
should take reasonable
by Paul Hanke
lnstallers of blowing wool–mineral wool in particular–might face health risks. But batt
installers are probably safe from harm.
It has long been known that asbestos is
a serious environmental hazard, causing
lung cancer, asbestosis, and other diseases
in humans. According to the U.S.
Environmental Protection Agency
(EPA), there is "no known safe level of
exposure" to asbestos. Indeed, the very
word may be enough to strike fear into
the hearts of the most stalwart builders,
architects, and homeowners.
One result of asbestos's decline has
been greater use of alternative substances
such as fiberglass and mineral
wool. The EPA estimates the annual