如果机舱里有烟雾，把身体放低到烟雾与有毒气体的下面爬行，这样你能在你离开飞机前保持呼吸。
If there's smoke in the cabin, get low and crawl below the level of the smoke and toxic fumes, so you can breathe until you get out of the plane.
尽管有人说当时坟墓内长年积累的危险真菌与有毒气体是主要原因，那些死亡也不需要什么特别原因。
Although some have come up with theories of dangerous fungi and gases accumulating inside the tomb, the deaths do not need a special explanation.
火灾，爆炸，和有毒气体分散：效应计算与风险分析。
Fires, Explosions, and Toxic Gas Dispersions: Effects Calculation and Risk Analysis.
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