Asbestos Supervisor Refresher Exam||Verified
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What does Class I asbestos work involve? - Answer-
Removal of thermal system insulation (TSI) and surfacing
asbestos-containing material (ACM) and presumed ACM
(PACM).
What is the focus of Class II asbestos work? - Answer-
Removal of ACM that is not TSI or surface materials (SM).
Describe Class III asbestos work. - Answer-Repair and
maintenance operations where ACM, including TSI and
surfacing ACM and PACM, is likely to be disturbed.
What activities are included in Class IV asbestos work? -
Answer-Maintenance and custodial activities where
employees contact but do not disturb ACM or PACM, and
cleaning up dust, waste, and debris from Class I, II, and III
activities.
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What is asbestos classified as? - Answer-A known
carcinogen, proven to cause cancer in humans and lab
animals.
What are the two primary routes of entry for asbestos
fibers into the body? - Answer-Inhalation (breathing in) and
ingestion (swallowing).
What is the latency period in relation to asbestos
exposure? - Answer-The time between initial exposure to
asbestos and the onset of symptoms, which may range
from 10 to 40 years
What is synergism in the context of asbestos exposure? -
Answer-: 50 to 90 times greater risk
Name three common diseases resulting from asbestos
exposure. - Answer-Asbestosis, lung cancer, and
mesothelioma.
What are some symptoms of asbestosis? - Answer-
Shortness of breath, tightness in the chest, chest pain, dry
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cough, shallow rapid breathing, loss of appetite, and dry
crackling sounds in the lungs.
What are common symptoms of lung cancer? - Answer-A
cough or change in coughing habits and chest pain.
What symptoms are associated with mesothelioma? -
Answer-A cough, pain in the chest wall, shortness of
breath, and weight loss.
What is asbestos? - Answer-: A mineral that separates into
long, flexible fibers, used in various materials due to its
durability.
What is ACM? - Answer-Asbestos-Containing Material;
any material containing more than 1% asbestos.
When was asbestos banned for most construction
applications in the U.S.? - Answer-In 1978.
What does PACM stand for? - Answer-Presumed
Asbestos-Containing Material; TSI and SM in buildings
constructed no later than 1980.