Series 36-21 - The Instruction Of Employees And Supervision Of Apprentices; Annual Examination Of Persons Using Flame Safety Lamps; Records Of Examination; Maintenance Of Methane DetectorsBrowse as ListSearch WithinSection 36-21-1 - GeneralSection 36-21-2 - Effects Of RegulationsSection 36-21-3 - DefinitionsSection 36-21-4 - Instruction Of Employees And Supervision Of Apprentices; Annual Examination Of Persons Using Flame Safety Lamps; Records Of Examinations; Maintenance Of Methane Detectors, Etc