The morphological changes in the lung after the intake depends on the length of survival. 1 week in the death, said congestive heart lung, edema, increased lung weight, similar to oxygen poisoning.

• 肺的形态学变化取决于摄入后生存期的长短。在1周内死亡者，示肺充血、水肿，肺脏重量增加，类似于氧中毒。