40 hr Asbestos Contractor/Supervisor Course
ACM - asbestos containing material
PACM - presumed asbestos containing material
RACM - regulated asbestos containing material
ACBM - Asbestos Containing Building Material
size of asbestos fiber - 0.3-0.8 microns
PLM - Polarized Light Microscopy (method for testing PACM)
Material is considered asbestos containing when it has ______% asbestos - >1
Friable - able to be crumbled to a powder with hand pressure
Non-Friable - cannot be crumbled by hand; will not typically release asbestos fiber into
the air
CFR - Code of Federal Regulations
EL - excursion limit
PEL - Permissible Exposure Limit
what is the EL for asbestos? - 1.0 f/cc over 30 min
what is the PEL for asbestos? - 0.1 f/cc over 8 hours
Class 1 asbestos work - removal of friable material; high risk
Friable or Non-Friable? sprayed surfacing material - Friable
Friable or Non-Friable? wall board - Non-Friable
Friable or Non-Friable? TSI - Friable
Friable or Non-Friable? roofing - Non-Friable
Class 2 asbestos work - Removal of Non-Friable ACM
Class 3 asbestos work - Work that may disturb asbestos or require removal of a small
amount of ACM
ACM - asbestos containing material
PACM - presumed asbestos containing material
RACM - regulated asbestos containing material
ACBM - Asbestos Containing Building Material
size of asbestos fiber - 0.3-0.8 microns
PLM - Polarized Light Microscopy (method for testing PACM)
Material is considered asbestos containing when it has ______% asbestos - >1
Friable - able to be crumbled to a powder with hand pressure
Non-Friable - cannot be crumbled by hand; will not typically release asbestos fiber into
the air
CFR - Code of Federal Regulations
EL - excursion limit
PEL - Permissible Exposure Limit
what is the EL for asbestos? - 1.0 f/cc over 30 min
what is the PEL for asbestos? - 0.1 f/cc over 8 hours
Class 1 asbestos work - removal of friable material; high risk
Friable or Non-Friable? sprayed surfacing material - Friable
Friable or Non-Friable? wall board - Non-Friable
Friable or Non-Friable? TSI - Friable
Friable or Non-Friable? roofing - Non-Friable
Class 2 asbestos work - Removal of Non-Friable ACM
Class 3 asbestos work - Work that may disturb asbestos or require removal of a small
amount of ACM
