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AHERA Certification Questions with Correct Answers.
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AHERA Certification Questions with Correct Answers.
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AHERA Certification Questions with CorrectAnswers
What is the Greek meaning of the word asbestos? Correct Answer-
indestructible, inextinguishable
What time frame in US history was most of the asbestos installed in
buildings? Correct Answer-the 1950s
Is asbestos a man-made fiber? Correct Answer-no, it's a natural
occurring material
Name the country that produces the most chrysotile asbestos in the
world? Correct Answer-Russia
Name the country that produces the most amosite asbestos in the world?
Correct Answer-South Africa
What colors are associates with which type of asbestos?
White:
Brown:
Blue: Correct Answer-White= chrysotile
Brown= amosite
Blue= Crocidolite
,What are the minimum criteria to be considered an asbestos fiber?
Correct Answer-a particulate form of asbestos 5 microns or greater in
length with a three-to-one aspect ratio, a particle of this size is invisible
to the naked eye.
What group of asbestos fiber is:
a) wavy?
b) straight Correct Answer-a) chrysotile
b) amosite, tremolite, actinolite, anthophyllite, crocidolite,
What is the definition of friable? Correct Answer-the ability to be
crumbled, crushed, or pulverized with nothing but hand pressure
How can asbestos floor tile become friable? Cement asbestos board?
Correct Answer-with the use of any machinery or power tools
When were asbestos related diseases first documented? Correct Answer-
As early as Ancient Egypt or Roman times, but first documented in 1899
What are three types of scarring that asbestos can cause? Correct
Answer-1. Pleural Plaques
2. Pleural Thickening
3. Skin Growths (Asbestos Warts)
, What are the three types of cancers that asbestos can cause? Correct
Answer-1. Lung cancer
2. Mesothelioma
3. Gastrointestinal
Which cancer is the most aggressive and almost always fatal? Correct
Answer-Mesothelioma
Which type of scarring is most common among asbestos workers?
Correct Answer-Asbestosis
Where do the asbestos fibers become lodged in the lungs Correct
Answer-They get lodged into the alveoli and pleura of the lungs
How many years do you have to work in the asbestos field before X-rays
show abnormal lung functions in the average person due to asbestos?
Correct Answer-10-20 years
What does OSHA consider to be a safe "dose" of asbestos? Correct
Answer-There is no safe amount of asbestos to be exposed to
What does "latency period" mean? Correct Answer-it is the period of
time between initial exposure to the onset of disease
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