Hazardous Occupations | Midpage501Preface503Manufacturing or Storage Operations Involving Explosives505Occupations Involving Motor Vehicles507Occupations in Connection with Mining509Logging and Sawmill Operations511Power Driven Woodworking Machine Occupations513Occupations Which Involve Operations of Power-Driven Circular Saws, Band Saws, and Guillotine Shears515Power-Driven Metal-Forming, Rolling, Punching, and Shearing Machine Occupations517Power-Driven Paper-Product Machine Occupations519Power Driven Bakery Machine Occupations521Power Driven Hoisting Apparatus Occupations523Wrecking, Demolition, and Shipbreaking Occupations525Brick, Tile and Kindred Products Manufacturing Occupations527Roofing Occupations529Excavation Occupations531Slaughtering, Meat-Packing or Processing, or Rendering Occupations533Occupations Involving Exposure to Radioactive Substances and Ionizing Radiation535Occupations Involving Use of or Contact with Lead or any Other Toxic Substance537Welding Occupations539Registered Apprentices541Registered Student Learners