n.光气，碳酰氯(第一次世界大战等用作化学武器)

Phosgene was one of the first chemical warfare agents used in World War I.
磷化氢是第一次世界大战中最早使用的化学战剂之一。
The production of isocyanates often involves the use of phosgene as an intermediate.
异氰酸酯的生产过程中常常会用到磷化氢作为中间体。
Inhalation of phosgene gas can lead to severe respiratory problems and even death.
吸入磷化氢气体可能导致严重的呼吸道问题甚至死亡。
During the reaction process, the mixture of chlorine and carbon monoxide forms phosgene.
在反应过程中，氯气和一氧化碳的混合物会生成磷化氢。
In industry, phosgene is primarily used for the manufacturing of polyurethanes and polycarbonates.
在工业上，磷化氢主要用于制造聚氨酯和聚碳酸酯。
Despite its lethal potential, phosgene has legitimate industrial applications when handled with appropriate safety measures.
尽管磷化氢具有致命性，但在采取适当安全措施的情况下，它在工业上有合法的应用。
The symptoms of phosgene poisoning typically include coughing, difficulty breathing, and chest pain.
磷化氢中毒的症状通常包括咳嗽、呼吸困难和胸痛。
Workers in chemical plants handling phosgene must wear protective gear and undergo rigorous training.
处理磷化氢的化工厂工人必须穿戴防护装备并接受严格培训。
A rapid detection system for phosgene is essential in both military and civilian scenarios for safety purposes.
为了安全起见，在军事和民用场景中都需要对磷化氢进行快速检测系统。
After the war, international treaties banned the use of phosgene as a weapon under any circumstances.
战争结束后，国际条约禁止在任何情况下将磷化氢作为武器使用。