It is a fibrous material (group of six different minerals – natural minerals) which is
separable, long, strong and flexible heating resistant fibers.
o Building materials
o Paper products
o Automobile industry
o Special packaging and coatings
Can’t be dissolved in water, cannot evaporate into the air, or even break down into
elements (it remains solid throughout) therefore, cannot reduce its toxic effects
If it deposited on the soil surface, it remains on the soil surface and cannot move
through the soil profile.
How might you be exposed to asbestos?
o We are all exposed to asbestos but at very low levels and so we aren’t harmed
o However those working in some industries are exposed more than others and
those who live near such industries are effected through emission
o Asbestos used for insulation is spread during demolition of old buildings or
o From drinking water (natural contamination)
o Contaminated cement pipes leading to contaminated drinking water.
Human Health Affect: affects the lungs and the membranes surrounding the lungs
Asbestosis: a scar like tissue forming inside the lungs and are not common (found in
those exposed to high concentration).
Symptoms: difficulty breathing; heart enlargement; disability and may lead to death,
increase the risk of attaining cancer.
If someone is smoking in the presence of asbestos increases their chances of getting
affected and harmed by asbestos.
However, asbestos are not related to birth defects.
How will one know that someone is continuously exposed to asbestos? Can be
measured in urine and mucus. By measuring the level, doctors can assess the potential
Volatile organic compound (easily evaporates at room temperature)
Colorless but has a strong scent (e.g. the smell of new furniture or carpeting)
Glue is formaldehyde and can evaporate; can b