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Street clothing and work uniforms offer
least amount of protection
Penetration
the flow or movement of a substance through closures
Permeation
the process by which a hazardous chemical moves through a protective barrier (PPE), at material on the molecular level
Chemical compatibility charts are based on
breakthrough time and permeation rate
Degradation
physical destruction or decomposition of a clothing material
CFR 1910.120
PPE selection, Levels of protection, Maintenance
NFPA 1990 and OSHA 1910.120
Donning and doffing
For Decontamination linked to PPE use, Refer to the
AHJ
Level A level of protection
fully encapsulates the wearer and the selected respiratory protection; vapor protection
Level B level of protection
liquid splash–protective; chemical protective
Level C level of protection
liquid splash–protective; APR for airborne protection
Level D level of protection
lowest level of protection; no known hazards/non-hazardous process
Buddy system is an
OSHA HAZWOPER requirement