天气预报 > 其他 > 为什么酒精着火要用沙子铺灭
为什么酒精着火要用沙子铺灭
更新时间: 2020-09-23 00:00:00  

酒精着火要用沙子铺灭是因为用沙子盖就能直接断绝接触燃烧必备要素之一氧气,也可以直接用湿润的抹布盖上。酒精燃烧有一定时间,用CO2灭火器灭火,可在酒精表面形成隔离层,阻止与氧气接触,导致灭火,水无法扑灭乙醇燃烧的火焰,用水来扑灭乙醇,火焰会将灾难扩大,可能会造成火焰扩散至排水沟或下水道。

关键词: 为什么 酒精 着火 沙子

为什么酒精着火要用沙子铺灭相关经验

天气预报

最新推荐

页面:/news/view-2817367/ | 耗时:0.9190 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=2817367 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2817367 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2817367 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1126557,440042,1329223,1058033,1798912,1072673,182793,224132,245611,1129775,1104865,3426337,115423,2121756,1372359,1278931,1126880,1130166,1097667,1100931,1087523,1463593,154504,2443035,2432215,152335,1103275,1129117,1085432,1108664) ORDER BY field (ArticleID,1126557,440042,1329223,1058033,1798912,1072673,182793,224132,245611,1129775,1104865,3426337,115423,2121756,1372359,1278931,1126880,1130166,1097667,1100931,1087523,1463593,154504,2443035,2432215,152335,1103275,1129117,1085432,1108664)