ASI Flashcards
VAT
Vinyl Asbestos Floor Tile - Non-friable
Friable
Crushed with hand pressure while dry
Example: Sprayed on ceiling insulations
TSI
Thermal System Insulation
SM
Surfacing Material - Sprayed on or troweled on
Mastic
Non-surfacing non TSI
PCM
cheaper. light waves. lengths of fibers
TEM
Electron, Asbestos Fibers
Bulk Sample
Trained asbestos inspector takes a sample
PLM
Polarized Light Microscope, used on bulk samples
Asbestos isn’t in?
Glass, fiberglass, metal, natural wood
Chrysotile
Fluffy, off white, hydrophilic, 95% of asbestos, used in fire suits. S shaped
Amosite
Hydrophobic, brown, Short rigid fibers
Amended water
Has surfectant
PACM
Presumed Asbestos Containing Material. MNOSHA says all TSI and sprayed or troweled SM in buildings before 1980 is PACM
Dose related
The more asbestos you breath the more you are likely to get sick
Diseases
Asbestosis, lung cancer, digestive system cancers, mesothelioma
Latency period
gap between the time you breathe asbestos and the time you start to feel sick
Asbestosis
Scarring of the lungs
Mesothelioma
Only caused by asbestos. Marker disease. Not dose related
Synergistic effect
The risk from smoking times the risk from asbestos exposure
Medical Surveillance
Medical exam for asbestos work
Baseline exam
must have before you start work