【#Fragments of GreenIng Thoughts#】#Start of Construction # Limited space due to the relatively closed space, resulting in the difficulty of spreading toxic and harmful gases, accumulating to a certain extent will cause people to be poisoned. Limited space to make

【#Fragments of Qingqing】#Start of Construction # Limited space due to the relatively closed space, resulting in the difficulty of spreading toxic and harmful gases, accumulated to a certain extent will cause poisoning. What should I do before working in limited space? What should I pay attention to during and after the assignment? Poke map to understand ↓ #生活安全科普季 #