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wo xiao hua xue shi yan shi de wu ran ji qi xiao chu cuo shi
Author(s): 
Pages: 61-64
Year: Issue:  3
Journal: Journal of Lingling Teachers College

Abstract: 化学实验产生的有毒、有害物质,严重损害师生身体健康,污染环境,已经引起化学工作者的重视和关注.化学实验室的环境污染的原因有:1.某些化学试剂管理不善,部分浓度大、易挥发、易分解的化学试剂在见光、受热时逸出造成污染.2.没洗净的反应器、没擦净的桌面使残留药品逸出在空气中造成污染.3.学生实验操作不规范,仪器装置漏气或操作不慎打碎反应器导致试剂的毒害物扩散造成污染.4.几乎所有的实验装置都是敞开的或半封闭式的,在整个实
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