Process Safety Management (PSM) is a safety management system concerned with the safety hazards arising from process operations, and distinct from the management of conventional safety (slips, trips, falls etc.). A PSM requires detailed knowledge of the chemical and process hazards associated with the operations of the plant that is a regulation by the U.S. Occupational Safety and Health Administration (OSHA).
Reference Definition by Aiche.org: Process Safety Management (PSM) is a management system that is focused on prevention of, preparedness for, mitigation of, response to, and restoration from catastrophic releases of chemicals or energy from a process associated with a facility.
Related Definitions in the Project: The Project Management; Process Safety Management; HSE Management