1991年8月13日，某村个体户林某在面积不到8m2的店辅里，因锯一只外表生锈的旧钢瓶，而致氯气中毒事故发生。当时刚锯穿一小孔，就从钢瓶中冒出一种黄绿色的气体。几分钟后，林某流泪、咳嗽、鼻咽干燥、咽痛，逃离现场。气体越冒越多，逸散出店辅，并随风向下侧漂移，下风侧60 August 13, 1991, a village Lin Lin in a shop area of ​​less than 8m2, sawing a rusty old steel cylinder, which caused chlorine poisoning accident. Just sawing a small hole at that time, a yellow-green gas emerged from the cylinder. A few minutes later, Lin tears, cough, nasopharynx dry, sore throat, fled the scene. The more the gas more and more escape, Yat scattered shop assistant, and wind drift to the downside, leeward 60