Definitions for "PERMISSIBLE EXPOSURE LIMITS"
Keywords:  osha, pel, wisha, tlv, occupational
PEL's are OSHA's legal exposure limits.
The time-weighted average limit and ceiling limit established by OSHA for regulated toxic substances which pose a potential occupational carcinogenic risk to workers.
legal limits in the U.S.A. set by the Occupational Safety and Health Administration ( OSHA).