 Congress created the Occupational Safety and Health Administration (OSHA) in response to the Occupational Safety and Health Act of 1970.To address the issue of ozone in the work environment, OSHA set a legal airborne permissible exposure limit of 0.1 parts per million (ppm) averaged over an 8-hour work shift.The National Institute for Occupational Safety and Health (NIOSH) also provides thorough information to ensure a safe working environment by conducting research and making recommendations for the prevention of work-related disease and injury.