【多选题】
有限空间内盛装或者残留的物料对作业存在危害时,作业前应对物料进行( )或者置换,危险有害因素符合相关要求后,方可进入有限空间作业。
A. 清洗
B. 酸洗
C. 干洗
D. 清空
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答案
A
解析
4.3.5 有限空间内盛装或者残留的物料对作业存在危害时,作业前应对物料进行清洗、清空或者置换,危险有害因素符合相关要求后,方可进入有限空间作业。
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