Guide identifying the hazards commonly encountered by workers employed in the lithographic industry. It also tells how workers can be protected by the right combination of engineering controls, personal protective equipment, and work practices. Some of the requirements for protecting the employees against hazards are the responsibility of the employer, such as ventilation, machine guarding, and measuring the concentration of chemicals in the air. Described in detail are mechanical, fire, chemical, noise, and light hazards encountered in the litho industry. Plant maintenance and custodial operations, and measures identifying and remedying health and safety hazards are outlined.