Welder dedicates herself to work for 30 years

By Chen Weisong and Li Jingrong
0 Comment(s)Print E-mail China.org.cn, April 8, 2018

Wen Suxia displays the mask-type respirator used to prevent inhalation of poison gas. The active carbon in the respirator absorbs poisonous gases and impurities, leaving a layer of dirt on the filter of the mask. "The filter must be replaced frequently to ensure safe welding operation," she said. [Photo by Chen Weisong/China.org.cn]

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