石油化工行业的主要原料为石油和天然气,其大部分原料及附属产品的生产具有易燃、易爆、毒害性、强腐蚀性、高温、高压等特点,且各类危险性集于一身;一旦某个装置因故障、泄漏、违规操作等因素诱发火灾、爆炸事故,因其破坏性强、波及范围大、持续时间长,往往造成较大的人员伤亡、严重的财产损失,以及社会负面影响。 The main raw materials for the petrochemical industry are petroleum and natural gas. Most of their raw materials and ancillary products are flammable, explosive, poisonous, corrosive, high temperature and high pressure, A certain device may cause fire and explosion due to factors such as breakdown, leakage and illegal operation. Because of its destructiveness, wide spread range and long duration, it often causes great casualties, serious property damage and negative social impact.