QUESTIONS AND CORRECT ANSWERS |
GRADED AND THE LATEST SERIES
Why was asbestos added to construction materials ?
Ans: It provided: insulation properties, strength and durability from weathering,
made spray on products easier to apply, and does not conduct electricity.
Question: What are the three types of asbestos and their associated species?
Ans: Chrysotile : Serpentine , Amosite and Crocidolites : amphiboles.
Question: What is the predominant color and structure of Chrysotile asbestos ?
Ans: white , long , curly , hollow
Question: What is the predominant color and structure of Amosite asbestos ?
Ans: brown / tan ; long and straight
Question: What is the predominant color and structure of Crocidolite ?
Ans: blue ; long and straight
Question: What is the definition of a Surfacing material ?
Ans: is a sprayed on troweled on or otherwise applied to structural surfaces EX:
acoustic / decorative ceilings, fire proofing, textured paints and plasters.
Question: what is the definition of Thermal Systems Insulation?
, Ans: applied to pipes, fittings, tanks, other structural, components etc. , to
prevent heat loss or gain. EX: pipe insulation, elbow mud, block insulation, air cell,
asbestos paper wrap, preformed halves, magnesium silica, etc
Question: what is the definition of Miscellaneous products:
Ans: material that is not TSI or surfacing but applied to structural components.
Question: Define Friable vs non friable.
Ans: Friable asbestos will crumble , pulverize or otherwise release dust by
applying hand pressure.
Question: What agency does not use the term friable ? why?
Ans: OSHA - because tools that are used by workers can easily make non
friable materials friable.
Question: Primary type of asbestos used in the U.S ?
Ans: Chrysotile.
Question: List three building materials / locations where ACM is likely to be
found
Ans: fire doors, fume hoods, felt under roofs or siding, amosite sheeting, kiln
bricks and cement, lab equipment, fire safety and equipment, auditorium curtains,
gaskets, vibration joints, etc.
Question: What are the 3 major illnesses related to asbestos exposures ?
, Ans: Asbestosis, Lung Cancer, Mesothelioma.
Question: What is a latency period ? What is the latency period for asbestos
related illnesses ?
Ans: the time between exposure and symptoms / sign of illness. 10-40 years.
Question: Why does cigarette smoking increase chances of getting an asbestos
related illness ?
Ans: Paralyzes Cillia in lung.
Question: What asbestos related disease normally appears only after long,
large, occupational exposure to asbestos ?
Ans: Asbestosis
Question: what asbestos related disease primarily affects those exposed to
asbestos who smoke cigarettes?
Ans: lung cancer - increases chances over 50 times.
Question: who must participate in a medical surveillance program
Ans: -Employees who conduct Class I, Class II, and Class III work for more than
thirty days.
-Employees who are exposed over the PEL for thirty or more days in a year.
Question: When are asbestos medical surveillance physical exams required ?