ASBESTOS WORKER TEST QUESTIONS AND
ANSWERS
What is a Greek meaning of the word asbestos? - Answers - Inextinguishable
What time frame in history was most of the asbestos installed in buildings in the United
States? - Answers - 1950 to 1970s
Name the country that produces most of the chrysotile asbestos worldwide. Name the
country that produces the most amosite worldwide. - Answers - Russia (chrysotile)
South Africa (amosite)
What is the most commonly used asbestos? - Answers - Chrysotile
What colors are associated with which type of asbestos? - Answers - White: Chrysotile
Brown: Amosite
Blue: Crocidolite
What type of us asbestos fiber is the most difficult to keep wet and hard to control? -
Answers - Amosite
What is the definition of an asbestos fiber? - Answers - 5 microns long with a 3-to-1
aspect ratio
What are four ways we can keep asbestos out of our body? - Answers - Engineering
controls
Work practices
Protective clothing
Respirators
What does PEL stand for? - Answers - Permissible Exposure Limit
How many EPA regulation asbestos fibers are there? - Answers - 6
What type of asbestos fibers are wavy and what type are straight - Answers -
Serpentine (wavy)
Amphibole (Straight)
What are the two states of asbestos? - Answers - Friable & Non- Friable
What is the definition of friable - Answers - Can be crushed, crumbled or pulverized by
hand pressure
, What are the four reasons we used asbestos in building materials? - Answers - Will not
burn
Structural stability
Good thermal and electrical insulator
Impervious to chemical attack
What are the EPA three categories of a ACM? - Answers - Surfacing material
Thermal system insulation
Miscellaneous
Surfacing material may be applied by what method - Answers - Sprayed on, troweled on
or otherwise applied
What is the most common type of asbestos in Vermiculite? - Answers - Tremolite
When were asbestos related health problems first noted? - Answers - Over 2000 years
ago
What are the three types of scarring which asbestos can cause? - Answers - Asbestosis
Pleural plaques
Skin growths
What is the current OSHA
PEL concerning asbestos fibers? - Answers - 0.1 f/cc
Is asbestos a man-made fiber? - Answers - No. It's a naturally occurring mineral/rock
What are the three types of cancer asbestos can cause? - Answers - Lung
Gastrointestinal
Mesothelioma
Is asbestosis a cancer? - Answers - No
Which scarring is most common among asbestos workers? - Answers - Asbestosis
Where did asbestos fibers become lodged in the lungs? - Answers - Alveoli
How many years do you have to work in the asbestos field before x-rays show abnormal
lung function in the average person, due to asbestos? - Answers - 10 to 20 years
What is a safe dose of asbestos? - Answers - There is no safe amount
What does latency period mean? - Answers - The time between exposure and onset of
disease
ANSWERS
What is a Greek meaning of the word asbestos? - Answers - Inextinguishable
What time frame in history was most of the asbestos installed in buildings in the United
States? - Answers - 1950 to 1970s
Name the country that produces most of the chrysotile asbestos worldwide. Name the
country that produces the most amosite worldwide. - Answers - Russia (chrysotile)
South Africa (amosite)
What is the most commonly used asbestos? - Answers - Chrysotile
What colors are associated with which type of asbestos? - Answers - White: Chrysotile
Brown: Amosite
Blue: Crocidolite
What type of us asbestos fiber is the most difficult to keep wet and hard to control? -
Answers - Amosite
What is the definition of an asbestos fiber? - Answers - 5 microns long with a 3-to-1
aspect ratio
What are four ways we can keep asbestos out of our body? - Answers - Engineering
controls
Work practices
Protective clothing
Respirators
What does PEL stand for? - Answers - Permissible Exposure Limit
How many EPA regulation asbestos fibers are there? - Answers - 6
What type of asbestos fibers are wavy and what type are straight - Answers -
Serpentine (wavy)
Amphibole (Straight)
What are the two states of asbestos? - Answers - Friable & Non- Friable
What is the definition of friable - Answers - Can be crushed, crumbled or pulverized by
hand pressure
, What are the four reasons we used asbestos in building materials? - Answers - Will not
burn
Structural stability
Good thermal and electrical insulator
Impervious to chemical attack
What are the EPA three categories of a ACM? - Answers - Surfacing material
Thermal system insulation
Miscellaneous
Surfacing material may be applied by what method - Answers - Sprayed on, troweled on
or otherwise applied
What is the most common type of asbestos in Vermiculite? - Answers - Tremolite
When were asbestos related health problems first noted? - Answers - Over 2000 years
ago
What are the three types of scarring which asbestos can cause? - Answers - Asbestosis
Pleural plaques
Skin growths
What is the current OSHA
PEL concerning asbestos fibers? - Answers - 0.1 f/cc
Is asbestos a man-made fiber? - Answers - No. It's a naturally occurring mineral/rock
What are the three types of cancer asbestos can cause? - Answers - Lung
Gastrointestinal
Mesothelioma
Is asbestosis a cancer? - Answers - No
Which scarring is most common among asbestos workers? - Answers - Asbestosis
Where did asbestos fibers become lodged in the lungs? - Answers - Alveoli
How many years do you have to work in the asbestos field before x-rays show abnormal
lung function in the average person, due to asbestos? - Answers - 10 to 20 years
What is a safe dose of asbestos? - Answers - There is no safe amount
What does latency period mean? - Answers - The time between exposure and onset of
disease
