你就像是进了一个毒气场，你得按照规章要求穿上防护衣。
You have to treat it like you're going into a toxic place and protective clothing is handed out routinely and government regulations require it to be worn.
腐蚀性蒸气或有毒气体的火灾时，扑救人员应穿戴防毒面具和相应的防护用品，站在上风处施救。
When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
高含硫气田井喷有毒气体扩散对周围居民的危害很大，通过安全防护距离的方法保护井口周边群众是国内目前比较认同的做法。
Poison gas from High sulfur gas field blowout is so dangerous to dweller nearby. It was deemed right to prevent the people from death in inland that setting up safety distance abound the well head.
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