Hazard Identification, Hazard Identification, HAZID) is the basis of Hazard Identification and risk control, refers to a system of potential energy and dangerous material release dangerous, can cause personal injury or illness, property damage or environmental damage, and under certain triggers can be converted into accident place, area, location, space, facilities and equipment.Hazard factors refer to various factors that may cause casualties to people, sudden damage to objects, damage to the environment, or affect people's physical health, cause diseases to objects, cause chronic damage to objects, and cause adverse effects on the environment due to uncontrolled hazard sources. Hazard factors are the focus of risk management.Hazard and Operability Analysis (Hazard and Operability Ana...