2. Secondly, the direct cause and induced cause of the accident are emphatically analyzed, which provides the basis for determining the evaluation goal, evaluation focus, dividing evaluation units, selecting evaluation methods and taking control measures.
3, the final analysis to prevent omissions, especially for the risk of major accidents, harmful factors to give special attention, shall not be ignored. It is necessary to analyze not only the dangerous and harmful factors in normal production and operation, but also the dangerous and harmful factors that have serious consequences due to equipment and device damage and operational errors.