美 [ˈpɔɪzənəs ɡæs]
有毒气体：一种有毒的气体，可以对生物造成伤害或死亡。在化学战争中，这是指有意释放的气体，用于在冲突中伤害或杀死人员。
有毒气体-引用次数：3
Though the classical halide fire retarding agents have good performance, most of them give out heavy smoke with poisonous gas when burning.
传统使用的卤系阻燃剂虽然阻燃效果较好，但燃烧时发烟量大，并产生有毒气体而造成二次污染。
参考来源P、N系列阻燃剂的合成及应用
有害气体-引用次数：4
有毒气体-引用次数：3
参考来源光催化清除室内醛类有毒气体的研究
有毒物质控制中心
... natural gas天然气 poisonous gas毒气 coal gas煤气 ...
Poisonous gas closed in on the town.
毒气渐渐笼罩了这个小镇。
If (it is) burnt, rubber can give off a poisonous gas.
橡胶如果燃烧起来，会发出有毒气体。
The accidental discharge of the poisonous gas caused some chaos.
有毒气体的排放造成了一些混乱的意外。
Control-room operators, in a mock-up of a real off-shore control room, can be trained to deal with a range of tricky situations including explosions, leaks of poisonous gas and oil-well blow-outs, without the risk of so much as a scratch.
One of the worst environmental accidents so far, at the Union Carbide factory in India where thousands of people were killed by a leak of poisonous gas in 1984, made companies everywhere think again about how to manage crises on such a scale.
In 2003, federal agents discovered "nearly two pounds of a cyanide compound and other chemicals that could create enough poisonous gas to kill everyone inside a space as large as a big-chain bookstore or a small-town civic center" at the home of Judith Bruey and her husband, William Krar, according to an Associated Press report.