Mold - A Hidden Problem

Mold is a microscopic organism that is neither plantMold can grow on almost any surface exposed to
nor animal and is found everywhere. Mold is a typemoisture. When molds reproduce, they create spores
of fungi that grows in moist, dark places that arewhich can then be airborne and be carried far and
relatively warm and have an adequate food supply.wide. If these spores happen to land on a moist
Although some molds cause disease or food spoilage,medium they will in turn begin to grow. The source
others are useful in producing antibiotics (penicillin) andof moisture can range from a concealed leak
food preparation (cheese, soy sauce etc.). Mold (alsosomewhere in a wall or a ceiling in the house, a
spelled mould) can live both indoors and outdoors andgeneral high level of humidity in the air due to poorly
is a common component of household dust. Whenventilated spaces, or inadequate construction
mold spores are present in large enough quantities,practices not providing protection from the rain or
they can present a health hazard to humans andsnow or not allowing sufficient drying time before
animals.closing up. Sometimes, following a single incidence of
In built structures, certain environmental conditionswater infiltration such as a flood, the mold spores
may promote the growth of mold. Beginning in thewould remain dormant until reactivated later by the
1970's new construction techniques were adopted inintroduction of the right conditions.
an effort to conserve energy. The idea was to makeSerious mold problems can be identified by simply
buildings airtight to prevent heat loss thus reducingusing a mold testing kit. A high reading would indicate
energy consumption. This, combined with new,a problem which would warrant further investigation.
porous building materials such as drywall, the largelyIf mold becomes a problem, the first step would be
reduced air flow condition, meant any moistureto identify and eliminate the source of moisture. The
accumulation due to normal human activities couldsecond, critical step would be the removal of the
result in the growth of mold.mold itself. In the process, any building materials
Mold is a problem for several reasons. First, it has thefound to be contaminated or humid, would be
potential to destroy the surface on which it grows.discarded. The most common practices for mold
But mostly, mold can produce mycotoxins, which canremoval include: the use of ultra violet light such as
be harmful or lethal to humans and animals if they areexposure to sunlight, the provision of proper
exposed to a high enough amount. The mostventilation, the installation of non-porous building
common health problems associated with moldsmaterials as much as possible and sanitizing regularly
include among other things: allergic reactions, asthmawith proper cleaners any poorly lighted and poorly
episodes, irritation of the eyes, nose, throat and sinusventilated corners and areas.
infections and congestion.