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· What is a plenum? - ANSWERSThe space in between two floors that transport air in
the building
· What is fibrosis? - ANSWERSScar tissue on the connective tissue of the lungs
· What is the most common asbestos type disease? - ANSWERSAsbestosis
· What can a B reader do? - ANSWERSInterpret chest x-rays
· What is the type of encap that forms a hard shell around asbestos? -
ANSWERSBrighting encap
· What are 3 things to know about chrysotile? - ANSWERS80% of asbestos used in
buildings was chrysotile
White, long and curly
Easily wets
· What are 3 things to know about amosite? - ANSWERSLess than 15% of asbestos
used in buildings was amosite
Brown
Doesn't absorb water
· What are 3 things to know about crocidolite? - ANSWERSLess than 5% of asbestos
use in buildings was crocidolite
Blue
Long and straight
· What are two types surfacing materials? - ANSWERSSprayed on fireproofing
Acoustic plaster
· What are two types of thermal insulation materials? - ANSWERSPipe wrap
Boiler/duct cover
· What are four types of miscellaneous materials? - ANSWERSFire doors
floor tiles
ceiling tiles
siding
· What is Category I non-friable materials - ANSWERSPacking
Gaskets
, Floor covering
Asphalt roofing
· What are Category II non-friable materials? - ANSWERSTransite
Stucco
· What is RACM? - ANSWERSRegulated Asbestos-Containing Material
Friable asbestos material or non-friable asbestos material that has a chance to become
friable
· What is PACM? - ANSWERSPresumed asbestos-containing materials
Surfacing found in buildings before 1980
TSI
· What is friable ACM? - ANSWERSMore than 1%
Can be crumbled by hand
Reduced to a powder when dry
Easily airborne
· What is non-friable ACM? - ANSWERSHard to break
Less dangerous than friable
Shingles, siding, floor tile etc.
· What is an asbestos fiber size? - ANSWERS5 micrometers
3 to 1 ratio
· According to EPA, does roofing and flooring need to be removed prior to demo? -
ANSWERSNo
Local NESHAP agency may though
How many times more does a smoker have a chance to develop lung cancer? -
ANSWERS50-90 times more
· What years were buildings most likely to have asbestos? - ANSWERS1942-1965
· What disease/cancer is not dose related? - ANSWERSMesothelioma
· In older buildings, what system is least likely to have asbestos? - ANSWERSElectrical
· Asbestos was introduced to the US in a large amount during what time frame? -
ANSWERSLate 19th century
· What is Class III abatement? - ANSWERSRepair and operations work
ACM TSI and surfacing ACM likely to be disturbed