“灯下黑”原指照明时由于被灯具自身遮挡,在灯下产生阴暗区域,现引申为人们对发生在身边的事物和事件没有看见和察觉。这种现象在安全管理中也普遍存在,就是我们往往觉得自己经手的工作已经很完善了,但一经别人检查就会发现诸多问题。安全管理要求全方位、无死角, “Light under the black lamp” originally refers to the lighting due to be covered by the lamp itself, under the lamp to produce dark areas, is now extended to people on the side of things and events did not see and spotted. This phenomenon is also common in safety management, that is, we often feel that we have done a good job, but many problems will be discovered upon inspection. Safety management requires all-round, no dead ends,