1989年12月9日,烟台市化工总厂助剂分厂双氧水车间发生了重伤4人,直接经济损失45万元的重大火灾事故.事故发生后,该单位派出本厂经济民警保护现场.期间,该单位的领导为逃避责任,进入火灾现场,将车间内的废液罐上的真空阀和进料阀由原开启状态人为地扭成关闭状态,造成了因废液罐处于封闭状态,罐内双氧水分解的 December 9, 1989, Yantai Chemical Plant auxiliaries hydrogen peroxide plant workshop occurred four people, the direct economic loss of 450,000 yuan a major fire accident after the accident, the unit sent the factory economic police protection site. , The leadership of the unit to evade responsibility to enter the scene of the fire, the vacuum valve on the waste tank in the workshop and the feed valve from the original open state artificially twisted into a closed state, resulting in a waste liquid tank closed, the tank Hydrogen peroxide decomposition