While the debate continues about giving the Hazard Evaluation System and Information Service (HESIS) authority over permissible exposure limits (PEL) in many instances, work on the latest round of PEL assessments also continues in Cal/OSHA.An ad hoc advisory committee will meet May 18 in Oakland to discuss PELs for 14 substances, including:Allyl glycidyl ether1-BromopropaneCoal dust (bituminous)Cyclonate1,4 DioxaneMethyl n-butyl ketoneMethyl vinyl ketoneNi
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