它能使任何接触到的物质结冰(包括你的眼睛)，它比空气重，会使你窒息而死，当遇到明火时，它会释放出有毒气体。
It can freeze whatever it contacts (including your eyes), it is heavier than air and can suffocate you, and it produces a poisonous gas when it comes in contact with an open flame.
对锦萍东引引水隧道施工中可能存在的风险进行了预测，包括围岩差异引出的工程风险、岩爆风险、涌水风险、有毒气体风险及火灾、坍塌风险等，并提出相应的施工预案。
In view of the possible latent risks in the construction of water-diversion tunnels, this article makes relevant forecasts and puts forward an effective construction pre-arranged planning.
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