Asbestos Worker Certification Exam
2026/2027 | Asbestos Safety &
Abatement Worker Certification Exam
with Complete Questions & Verified
Answers
What is asbestos? -CORRECTANSWER natural occurring mineral
According to EPA and OSHA, what are three categories of uses for asbestos in
buildings? -CORRECTANSWER Surface materials, Miscellaneous materials, Thermal
Insulation System (TSI)
Types of asbestos minerals used in the United States: -CORRECTANSWER Chrysotile,
Amosite, Crocidolite
What type of asbestos is brown, difficult to wet, and dries quickly after wetting? -
CORRECTANSWER Amosite
What type of asbestos was used the most in the United States? -CORRECTANSWER
Chrysotile, white asbestos
,When is asbestos fibers dangerous for people? -CORRECTANSWER When asbestos
containing materials have been damaged and fibers are released into the air and
inhaled or swallowed by people.
Friable means. -CORRECTANSWER Material containing more than 1% asbestos
(ACM), which when dry, can crumble under finger pressure into fibers that cannot be
seen with the naked eye, but are always harmful
How can you identify when building materials contain asbestos? -CORRECTANSWER
Taking a bulk sample and examining it with a Polarized Light Microscope (PLM) in and
approved laboratory
What are the federal government agencies that have established norms and rules for
the management of asbestos? -CORRECTANSWER EPA, OSHA, NIOSH, DOT
Which of these agencies sets health and safety standards for workers? -
CORRECTANSWER OSHA, Occupational Safety and Health Administration
According to OSHA standards what is the Permissible Exposure Limit or PEL for
asbestos? -CORRECTANSWER 0.1f/cc TWA
What is the federal government agency that protects the environment? Also regulates
asbestos waste. -CORRECTANSWER EPA, Environmental Protection Agency
, What are the routes by which asbestos fibers enter the human body? -
CORRECTANSWER respiratory routes
Workers may not realize they are exposed to dangerous amounts of asbestos. Why? -
CORRECTANSWER Health problems relating to asbestos exposure usually take years
to manifest
What are the diseases related to asbestos exposure? -CORRECTANSWER
Mesothelioma, Asbestosis, Lung cancer
Which disease is NOT CANCER and is identified by scarring the lungs tissue? -
CORRECTANSWER Asbestosis
How much asbestos does it take to get a disease? -CORRECTANSWER There is no
safe amount, but the more asbestos you breathe in the greater the chance of getting
asbestosis
Small hairs in the windpipe that help expel asbestos fibers. -CORRECTANSWER cilia
What is the disease related to asbestos exposure, which multiplies in the chances of
contracting it if the person also smokes cigarettes? -CORRECTANSWER Lung Cancer
2026/2027 | Asbestos Safety &
Abatement Worker Certification Exam
with Complete Questions & Verified
Answers
What is asbestos? -CORRECTANSWER natural occurring mineral
According to EPA and OSHA, what are three categories of uses for asbestos in
buildings? -CORRECTANSWER Surface materials, Miscellaneous materials, Thermal
Insulation System (TSI)
Types of asbestos minerals used in the United States: -CORRECTANSWER Chrysotile,
Amosite, Crocidolite
What type of asbestos is brown, difficult to wet, and dries quickly after wetting? -
CORRECTANSWER Amosite
What type of asbestos was used the most in the United States? -CORRECTANSWER
Chrysotile, white asbestos
,When is asbestos fibers dangerous for people? -CORRECTANSWER When asbestos
containing materials have been damaged and fibers are released into the air and
inhaled or swallowed by people.
Friable means. -CORRECTANSWER Material containing more than 1% asbestos
(ACM), which when dry, can crumble under finger pressure into fibers that cannot be
seen with the naked eye, but are always harmful
How can you identify when building materials contain asbestos? -CORRECTANSWER
Taking a bulk sample and examining it with a Polarized Light Microscope (PLM) in and
approved laboratory
What are the federal government agencies that have established norms and rules for
the management of asbestos? -CORRECTANSWER EPA, OSHA, NIOSH, DOT
Which of these agencies sets health and safety standards for workers? -
CORRECTANSWER OSHA, Occupational Safety and Health Administration
According to OSHA standards what is the Permissible Exposure Limit or PEL for
asbestos? -CORRECTANSWER 0.1f/cc TWA
What is the federal government agency that protects the environment? Also regulates
asbestos waste. -CORRECTANSWER EPA, Environmental Protection Agency
, What are the routes by which asbestos fibers enter the human body? -
CORRECTANSWER respiratory routes
Workers may not realize they are exposed to dangerous amounts of asbestos. Why? -
CORRECTANSWER Health problems relating to asbestos exposure usually take years
to manifest
What are the diseases related to asbestos exposure? -CORRECTANSWER
Mesothelioma, Asbestosis, Lung cancer
Which disease is NOT CANCER and is identified by scarring the lungs tissue? -
CORRECTANSWER Asbestosis
How much asbestos does it take to get a disease? -CORRECTANSWER There is no
safe amount, but the more asbestos you breathe in the greater the chance of getting
asbestosis
Small hairs in the windpipe that help expel asbestos fibers. -CORRECTANSWER cilia
What is the disease related to asbestos exposure, which multiplies in the chances of
contracting it if the person also smokes cigarettes? -CORRECTANSWER Lung Cancer
