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Asbestos Contractor/Supervisor Training questions and answers graded A+ 2024/2025
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Asbestos Contractor/Supervisor Training questions and answers graded A+ 2024/2025
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Asbestos Contractor/SupervisorTraining
Chrysotile - ANSThe most effective asbestos mineral observed within the serpentine
organization and the most common in the USA at 90-ninety five%. "White Asbestos"
Amosite - ANSSecond maximum in all likelihood determined asbestos. "Brown Asbestos" 5-10%
Crocidolite - ANS"Blue Asbestos" 1-5%
Actinolite - ANSCan be in vermiculite (often associated with Tremolite) no cutting-edge
production.
Tremolite - ANSCan be in Vermiculite. Some contemporary production in India.
Anthophylite - ANSRare. No modern-day manufacturing.
Serpentine - ANSLong-wavy structure
Amphibole - ANSShort; inflexible structure; maximum hazardous
Friable ACM - ANScan be crumbled, pulverized, or decreased to powder with the aid of hand. >
1% ACM
Non-friable ACM - ANScannot be pulverized by hand. > 1% ACM
Three categories of ACM in homes: (in step with EPA) - ANSSurfacing Materials (sprayed or
troweled)
Thermal System Insulation (TSI)
Miscellaneous (ceiling tile, drywall, floor tiles)
What is the standard latency duration for asbestosis? - ANS10-20 years
What a part of the lungs does asbestosis affect? - ANSthe alveoli
What is the everyday latency length for Mesothelioma? - ANS30-40 years
What a part of the lungs does Mesothelioma have an effect on? - ANSaffects the mesothermic
layer of the lungs
, What is the everyday latency duration for lung most cancers? - ANS20-30 years.
PACM - ANSPresumed Asbestos Containing Material
OSHA categories: (High-> low hazard) - ANSClass I: TSI/ surfacing cloth ACM.
Class II: Miscellaneous.
Class III: Operation and Maintenance.
Class IV: Clean- up
NESHAP - ANSNational Emission Standards for Hazardous Air Pollutants
AHERA - ANSAsbestos Hazard Emergency Response Act
(mainly concerning SCHOOLS)
When ought to you notify NESHAP of an asbestos associated process? - ANSAny challenge
over one hundred sixty SF/260LF of RACM
What is the Permissible Exposure Limit within the US. - ANSPEL is needed to be <0.1 f/cc.
What are the two types of fit-tests? - ANSQualitative: Less comprehensive. With irritants.
Quantitative: More comprehensive. With pressurization levels.
How many layers of polyethylene must line the walls, ceilings, and floors? - ANS2 layers of 6
mil.
What must be done to the HVAC during an asbestos abatement project? - ANS1) Turned off
2) Sealed
3) Control panel sealed, labeled and locked
NESHAP classifications are: - ANSDemolition- Removing 1+ load-bearing member
Renovation- Altering facility w/o removing 1 load- bearing member
Category I NF- "resilient flooring, asphalt roofing, gaskets, or packings."
Category II NF- any non-friable not ""
RACM- basically any currently or will become friable material.
RACM - ANSbasically any currently or will become friable material.
What are the four broad categories of respirators? - ANS1) Air-purifying
2) Supplied-air
3) Self-contained breathing apparatus (SCBA)
4) Combination
Supplied Air regulations - ANS19.5-23.5% Oxygen
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