ASBESTOS CONTRACTOR/SUPERVISOR
LICENSE EXAM 2 QUESTIONS AND
CORRECT ANSWERS (VERIFIED
ANSWERS) PLUS RATIONALES 2025 Q&A
| INSTANT DOWNLOAD PDF
1. What is the primary purpose of the Clean Air Act as it relates to
asbestos?
A. To regulate water discharges
B. To limit airborne emissions of hazardous pollutants
C. To monitor workplace injuries
D. To inspect asbestos in schools
The Clean Air Act authorizes the EPA to regulate airborne emissions of
hazardous materials, including asbestos.
, 2. Which agency enforces the Asbestos NESHAP regulations?
A. OSHA
B. EPA
C. DOT
D. CDC
EPA enforces the National Emission Standards for Hazardous Air Pollutants
(NESHAP), including asbestos regulations.
3. Which of the following is a Class I asbestos abatement activity?
A. Demolition of wood structures
B. Repairing roofing with non-asbestos materials
C. Removal of thermal system insulation (TSI)
D. Painting a contaminated surface
Class I work includes activities involving the removal of TSI and surfacing
ACM.
4. When must negative pressure enclosures be used?
A. In small-scale projects only
B. When asbestos levels are below the PEL
C. During large-scale removal of friable ACM
D. Only during final clearance
,Negative pressure enclosures are required during large-scale friable ACM
removal to contain fibers.
5. The term “friable” means asbestos-containing material can:
A. Be dissolved in water
B. Only be removed by machines
C. Be crumbled by hand pressure
D. Withstand high temperatures
Friable asbestos can be crumbled or reduced to powder by hand pressure,
increasing the risk of airborne fibers.
6. The OSHA PEL (Permissible Exposure Limit) for asbestos is:
A. 0.05 f/cc over 12 hours
B. 0.2 f/cc over 4 hours
C. 0.1 f/cc over 8 hours
D. 0.5 f/cc over 2 hours
The OSHA standard is 0.1 fibers per cubic centimeter (f/cc) as an 8-hour
time-weighted average (TWA).
7. What should be done before beginning an asbestos abatement
project?
, A. Begin removal immediately
B. Notify neighbors
C. Notify EPA/state agency and post warnings
D. Apply disinfectant
Notification of authorities and warning signs must be posted before
starting asbestos work.
8. What is the primary health hazard associated with asbestos exposure?
A. Asthma
B. Mesothelioma
C. Skin cancer
D. Liver failure
Asbestos exposure is strongly linked to mesothelioma, a fatal lung-related
cancer.
9. Which personal protective equipment (PPE) is required for workers
during asbestos abatement?
A. Leather gloves
B. Dust masks
C. Full-face respirator and disposable suits
D. Safety goggles only
LICENSE EXAM 2 QUESTIONS AND
CORRECT ANSWERS (VERIFIED
ANSWERS) PLUS RATIONALES 2025 Q&A
| INSTANT DOWNLOAD PDF
1. What is the primary purpose of the Clean Air Act as it relates to
asbestos?
A. To regulate water discharges
B. To limit airborne emissions of hazardous pollutants
C. To monitor workplace injuries
D. To inspect asbestos in schools
The Clean Air Act authorizes the EPA to regulate airborne emissions of
hazardous materials, including asbestos.
, 2. Which agency enforces the Asbestos NESHAP regulations?
A. OSHA
B. EPA
C. DOT
D. CDC
EPA enforces the National Emission Standards for Hazardous Air Pollutants
(NESHAP), including asbestos regulations.
3. Which of the following is a Class I asbestos abatement activity?
A. Demolition of wood structures
B. Repairing roofing with non-asbestos materials
C. Removal of thermal system insulation (TSI)
D. Painting a contaminated surface
Class I work includes activities involving the removal of TSI and surfacing
ACM.
4. When must negative pressure enclosures be used?
A. In small-scale projects only
B. When asbestos levels are below the PEL
C. During large-scale removal of friable ACM
D. Only during final clearance
,Negative pressure enclosures are required during large-scale friable ACM
removal to contain fibers.
5. The term “friable” means asbestos-containing material can:
A. Be dissolved in water
B. Only be removed by machines
C. Be crumbled by hand pressure
D. Withstand high temperatures
Friable asbestos can be crumbled or reduced to powder by hand pressure,
increasing the risk of airborne fibers.
6. The OSHA PEL (Permissible Exposure Limit) for asbestos is:
A. 0.05 f/cc over 12 hours
B. 0.2 f/cc over 4 hours
C. 0.1 f/cc over 8 hours
D. 0.5 f/cc over 2 hours
The OSHA standard is 0.1 fibers per cubic centimeter (f/cc) as an 8-hour
time-weighted average (TWA).
7. What should be done before beginning an asbestos abatement
project?
, A. Begin removal immediately
B. Notify neighbors
C. Notify EPA/state agency and post warnings
D. Apply disinfectant
Notification of authorities and warning signs must be posted before
starting asbestos work.
8. What is the primary health hazard associated with asbestos exposure?
A. Asthma
B. Mesothelioma
C. Skin cancer
D. Liver failure
Asbestos exposure is strongly linked to mesothelioma, a fatal lung-related
cancer.
9. Which personal protective equipment (PPE) is required for workers
during asbestos abatement?
A. Leather gloves
B. Dust masks
C. Full-face respirator and disposable suits
D. Safety goggles only
